text: if (!CB._isNode) {
      //Socket.io Client library
      (function(f) {
          if (typeof exports === "object" && typeof module !== "undefined") {
              module.exports = f()
          } else if (typeof define === "function" && define.amd) {
              define([], f)
          } else {
              var g;
              if (typeof window !== "undefined") {
                  g = window
              } else if (typeof global !== "undefined") {
                  g = global
              } else if (typeof self !== "undefined") {
                  g = self
              } else {
                  g = this
              }
              g.io = f()
          }
      })(function() {
          var define,
              module,
              exports;
          return (function e(t, n, r) {
              function s(o, u) {
                  if (!n[o]) {
                      if (!t[o]) {
                          var a = typeof require == "function" && require;
                          if (!u && a)
                              return a(o, !0);
                          if (i)
                              return i(o, !0);
                          var f = new Error("Cannot find module '" + o + "'");
                          throw f.code = "MODULE_NOT_FOUND",
                          f
                      }
                      var l = n[o] = {
                          exports: {}
                      };
                      t[o][0].call(l.exports, function(e) {
                          var n = t[o][1][e];
                          return s(n
                              ? n
                              : e)
                      }, l, l.exports, e, t, n, r)
                  }
                  return n[o].exports
              }
              var i = typeof require == "function" && require;
              for (var o = 0; o < r.length; o++)
                  s(r[o]);
              return s
          })(
          {
              1: [
                  function(_dereq_, module, exports) {
  
                      module.exports = _dereq_('./lib/');
  
                  }, {
                      "./lib/": 2
                  }
              ],
              2: [
                  function(_dereq_, module, exports) {
  
                      module.exports = _dereq_('./socket');
  
                      /**
   * Exports parser
   *
   * @api public
   *
   */
                      module.exports.parser = _dereq_('engine.io-parser');
  
                  }, {
                      "./socket": 3,
                      "engine.io-parser": 19
                  }
              ],
              3: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Module dependencies.
   */
  
                          var transports = _dereq_('./transports');
                          var Emitter = _dereq_('component-emitter');
                          var debug = _dereq_('debug')('engine.io-client:socket');
                          var index = _dereq_('indexof');
                          var parser = _dereq_('engine.io-parser');
                          var parseuri = _dereq_('parseuri');
                          var parsejson = _dereq_('parsejson');
                          var parseqs = _dereq_('parseqs');
  
                          /**
   * Module exports.
   */
  
                          module.exports = Socket;
  
                          /**
   * Noop function.
   *
   * @api private
   */
  
                          function noop() {}
  
                          /**
   * Socket constructor.
   *
   * @param {String|Object} uri or options
   * @param {Object} options
   * @api public
   */
  
                          function Socket(uri, opts) {
                              if (!(this instanceof Socket))
                                  return new Socket(uri, opts);
  
                              opts = opts || {};
  
                              if (uri && 'object' == typeof uri) {
                                  opts = uri;
                                  uri = null;
                              }
  
                              if (uri) {
                                  uri = parseuri(uri);
                                  opts.hostname = uri.host;
                                  opts.secure = uri.protocol == 'https' || uri.protocol == 'wss';
                                  opts.port = uri.port;
                                  if (uri.query)
                                      opts.query = uri.query;
                                  }
                              else if (opts.host) {
                                  opts.hostname = parseuri(opts.host).host;
                              }
  
                              this.secure = null != opts.secure
                                  ? opts.secure
                                  : (global.location && 'https:' == location.protocol);
  
                              if (opts.hostname && !opts.port) {
                                  // if no port is specified manually, use the protocol default
                                  opts.port = this.secure
                                      ? '443'
                                      : '80';
                              }
  
                              this.agent = opts.agent || false;
                              this.hostname = opts.hostname || (global.location
                                  ? location.hostname
                                  : 'localhost');
                              this.port = opts.port || (global.location && location.port
                                  ? location.port
                                  : (this.secure
                                      ? 443
                                      : 80));
                              this.query = opts.query || {};
                              if ('string' == typeof this.query)
                                  this.query = parseqs.decode(this.query);
                              this.upgrade = false !== opts.upgrade;
                              this.path = (opts.path || '/engine.io').replace(/\/$/, '') + '/';
                              this.forceJSONP = !!opts.forceJSONP;
                              this.jsonp = false !== opts.jsonp;
                              this.forceBase64 = !!opts.forceBase64;
                              this.enablesXDR = !!opts.enablesXDR;
                              this.timestampParam = opts.timestampParam || 't';
                              this.timestampRequests = opts.timestampRequests;
                              this.transports = opts.transports || ['polling', 'websocket'];
                              this.readyState = '';
                              this.writeBuffer = [];
                              this.policyPort = opts.policyPort || 843;
                              this.rememberUpgrade = opts.rememberUpgrade || false;
                              this.binaryType = null;
                              this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
                              this.perMessageDeflate = false !== opts.perMessageDeflate
                                  ? (opts.perMessageDeflate || {})
                                  : false;
  
                              if (true === this.perMessageDeflate)
                                  this.perMessageDeflate = {};
                              if (this.perMessageDeflate && null == this.perMessageDeflate.threshold) {
                                  this.perMessageDeflate.threshold = 1024;
                              }
  
                              // SSL options for Node.js client
                              this.pfx = opts.pfx || null;
                              this.key = opts.key || null;
                              this.passphrase = opts.passphrase || null;
                              this.cert = opts.cert || null;
                              this.ca = opts.ca || null;
                              this.ciphers = opts.ciphers || null;
                              this.rejectUnauthorized = opts.rejectUnauthorized === undefined
                                  ? null
                                  : opts.rejectUnauthorized;
  
                              // other options for Node.js client
                              var freeGlobal = typeof global == 'object' && global;
                              if (freeGlobal.global === freeGlobal) {
                                  if (opts.extraHeaders && Object.keys(opts.extraHeaders).length > 0) {
                                      this.extraHeaders = opts.extraHeaders;
                                  }
                              }
  
                              this.open();
                          }
  
                          Socket.priorWebsocketSuccess = false;
  
                          /**
   * Mix in `Emitter`.
   */
  
                          Emitter(Socket.prototype);
  
                          /**
   * Protocol version.
   *
   * @api public
   */
  
                          Socket.protocol = parser.protocol; // this is an int
  
                          /**
   * Expose deps for legacy compatibility
   * and standalone browser access.
   */
  
                          Socket.Socket = Socket;
                          Socket.Transport = _dereq_('./transport');
                          Socket.transports = _dereq_('./transports');
                          Socket.parser = _dereq_('engine.io-parser');
  
                          /**
   * Creates transport of the given type.
   *
   * @param {String} transport name
   * @return {Transport}
   * @api private
   */
  
                          Socket.prototype.createTransport = function(name) {
                              debug('creating transport "%s"', name);
                              var query = clone(this.query);
  
                              // append engine.io protocol identifier
                              query.EIO = parser.protocol;
  
                              // transport name
                              query.transport = name;
  
                              // session id if we already have one
                              if (this.id)
                                  query.sid = this.id;
  
                              var transport = new transports[name]({
                                  agent: this.agent,
                                  hostname: this.hostname,
                                  port: this.port,
                                  secure: this.secure,
                                  path: this.path,
                                  query: query,
                                  forceJSONP: this.forceJSONP,
                                  jsonp: this.jsonp,
                                  forceBase64: this.forceBase64,
                                  enablesXDR: this.enablesXDR,
                                  timestampRequests: this.timestampRequests,
                                  timestampParam: this.timestampParam,
                                  policyPort: this.policyPort,
                                  socket: this,
                                  pfx: this.pfx,
                                  key: this.key,
                                  passphrase: this.passphrase,
                                  cert: this.cert,
                                  ca: this.ca,
                                  ciphers: this.ciphers,
                                  rejectUnauthorized: this.rejectUnauthorized,
                                  perMessageDeflate: this.perMessageDeflate,
                                  extraHeaders: this.extraHeaders
                              });
  
                              return transport;
                          };
  
                          function clone(obj) {
                              var o = {};
                              for (var i in obj) {
                                  if (obj.hasOwnProperty(i)) {
                                      o[i] = obj[i];
                                  }
                              }
                              return o;
                          }
  
                          /**
   * Initializes transport to use and starts probe.
   *
   * @api private
   */
                          Socket.prototype.open = function() {
                              var transport;
                              if (this.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf('websocket') != -1) {
                                  transport = 'websocket';
                              } else if (0 === this.transports.length) {
                                  // Emit error on next tick so it can be listened to
                                  var self = this;
                                  setTimeout(function() {
                                      self.emit('error', 'No transports available');
                                  }, 0);
                                  return;
                              } else {
                                  transport = this.transports[0];
                              }
                              this.readyState = 'opening';
  
                              // Retry with the next transport if the transport is disabled (jsonp: false)
                              try {
                                  transport = this.createTransport(transport);
                              } catch (e) {
                                  this.transports.shift();
                                  this.open();
                                  return;
                              }
  
                              transport.open();
                              this.setTransport(transport);
                          };
  
                          /**
   * Sets the current transport. Disables the existing one (if any).
   *
   * @api private
   */
  
                          Socket.prototype.setTransport = function(transport) {
                              debug('setting transport %s', transport.name);
                              var self = this;
  
                              if (this.transport) {
                                  debug('clearing existing transport %s', this.transport.name);
                                  this.transport.removeAllListeners();
                              }
  
                              // set up transport
                              this.transport = transport;
  
                              // set up transport listeners
                              transport.on('drain', function() {
                                  self.onDrain();
                              }).on('packet', function(packet) {
                                  self.onPacket(packet);
                              }).on('error', function(e) {
                                  self.onError(e);
                              }).on('close', function() {
                                  self.onClose('transport close');
                              });
                          };
  
                          /**
   * Probes a transport.
   *
   * @param {String} transport name
   * @api private
   */
  
                          Socket.prototype.probe = function(name) {
                              debug('probing transport "%s"', name);
                              var transport = this.createTransport(name, {probe: 1}),
                                  failed = false,
                                  self = this;
  
                              Socket.priorWebsocketSuccess = false;
  
                              function onTransportOpen() {
                                  if (self.onlyBinaryUpgrades) {
                                      var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
                                      failed = failed || upgradeLosesBinary;
                                  }
                                  if (failed)
                                      return;
  
                                  debug('probe transport "%s" opened', name);
                                  transport.send([
                                      {
                                          type: 'ping',
                                          data: 'probe'
                                      }
                                  ]);
                                  transport.once('packet', function(msg) {
                                      if (failed)
                                          return;
                                      if ('pong' == msg.type && 'probe' == msg.data) {
                                          debug('probe transport "%s" pong', name);
                                          self.upgrading = true;
                                          self.emit('upgrading', transport);
                                          if (!transport)
                                              return;
                                          Socket.priorWebsocketSuccess = 'websocket' == transport.name;
  
                                          debug('pausing current transport "%s"', self.transport.name);
                                          self.transport.pause(function() {
                                              if (failed)
                                                  return;
                                              if ('closed' == self.readyState)
                                                  return;
                                              debug('changing transport and sending upgrade packet');
  
                                              cleanup();
  
                                              self.setTransport(transport);
                                              transport.send([
                                                  {
                                                      type: 'upgrade'
                                                  }
                                              ]);
                                              self.emit('upgrade', transport);
                                              transport = null;
                                              self.upgrading = false;
                                              self.flush();
                                          });
                                      } else {
                                          debug('probe transport "%s" failed', name);
                                          var err = new Error('probe error');
                                          err.transport = transport.name;
                                          self.emit('upgradeError', err);
                                      }
                                  });
                              }
  
                              function freezeTransport() {
                                  if (failed)
                                      return;
  
                                  // Any callback called by transport should be ignored since now
                                  failed = true;
  
                                  cleanup();
  
                                  transport.close();
                                  transport = null;
                              }
  
                              //Handle any error that happens while probing
                              function onerror(err) {
                                  var error = new Error('probe error: ' + err);
                                  error.transport = transport.name;
  
                                  freezeTransport();
  
                                  debug('probe transport "%s" failed because of error: %s', name, err);
  
                                  self.emit('upgradeError', error);
                              }
  
                              function onTransportClose() {
                                  onerror("transport closed");
                              }
  
                              //When the socket is closed while we're probing
                              function onclose() {
                                  onerror("socket closed");
                              }
  
                              //When the socket is upgraded while we're probing
                              function onupgrade(to) {
                                  if (transport && to.name != transport.name) {
                                      debug('"%s" works - aborting "%s"', to.name, transport.name);
                                      freezeTransport();
                                  }
                              }
  
                              //Remove all listeners on the transport and on self
                              function cleanup() {
                                  transport.removeListener('open', onTransportOpen);
                                  transport.removeListener('error', onerror);
                                  transport.removeListener('close', onTransportClose);
                                  self.removeListener('close', onclose);
                                  self.removeListener('upgrading', onupgrade);
                              }
  
                              transport.once('open', onTransportOpen);
                              transport.once('error', onerror);
                              transport.once('close', onTransportClose);
  
                              this.once('close', onclose);
                              this.once('upgrading', onupgrade);
  
                              transport.open();
  
                          };
  
                          /**
   * Called when connection is deemed open.
   *
   * @api public
   */
  
                          Socket.prototype.onOpen = function() {
                              debug('socket open');
                              this.readyState = 'open';
                              Socket.priorWebsocketSuccess = 'websocket' == this.transport.name;
                              this.emit('open');
                              this.flush();
  
                              // we check for `readyState` in case an `open`
                              // listener already closed the socket
                              if ('open' == this.readyState && this.upgrade && this.transport.pause) {
                                  debug('starting upgrade probes');
                                  for (var i = 0, l = this.upgrades.length; i < l; i++) {
                                      this.probe(this.upgrades[i]);
                                  }
                              }
                          };
  
                          /**
   * Handles a packet.
   *
   * @api private
   */
  
                          Socket.prototype.onPacket = function(packet) {
                              if ('opening' == this.readyState || 'open' == this.readyState) {
                                  debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
  
                                  this.emit('packet', packet);
  
                                  // Socket is live - any packet counts
                                  this.emit('heartbeat');
  
                                  switch (packet.type) {
                                      case 'open':
                                          this.onHandshake(parsejson(packet.data));
                                          break;
  
                                      case 'pong':
                                          this.setPing();
                                          this.emit('pong');
                                          break;
  
                                      case 'error':
                                          var err = new Error('server error');
                                          err.code = packet.data;
                                          this.onError(err);
                                          break;
  
                                      case 'message':
                                          this.emit('data', packet.data);
                                          this.emit('message', packet.data);
                                          break;
                                  }
                              } else {
                                  debug('packet received with socket readyState "%s"', this.readyState);
                              }
                          };
  
                          /**
   * Called upon handshake completion.
   *
   * @param {Object} handshake obj
   * @api private
   */
  
                          Socket.prototype.onHandshake = function(data) {
                              this.emit('handshake', data);
                              this.id = data.sid;
                              this.transport.query.sid = data.sid;
                              this.upgrades = this.filterUpgrades(data.upgrades);
                              this.pingInterval = data.pingInterval;
                              this.pingTimeout = data.pingTimeout;
                              this.onOpen();
                              // In case open handler closes socket
                              if ('closed' == this.readyState)
                                  return;
                              this.setPing();
  
                              // Prolong liveness of socket on heartbeat
                              this.removeListener('heartbeat', this.onHeartbeat);
                              this.on('heartbeat', this.onHeartbeat);
                          };
  
                          /**
   * Resets ping timeout.
   *
   * @api private
   */
  
                          Socket.prototype.onHeartbeat = function(timeout) {
                              clearTimeout(this.pingTimeoutTimer);
                              var self = this;
                              self.pingTimeoutTimer = setTimeout(function() {
                                  if ('closed' == self.readyState)
                                      return;
                                  self.onClose('ping timeout');
                              }, timeout || (self.pingInterval + self.pingTimeout));
                          };
  
                          /**
   * Pings server every `this.pingInterval` and expects response
   * within `this.pingTimeout` or closes connection.
   *
   * @api private
   */
  
                          Socket.prototype.setPing = function() {
                              var self = this;
                              clearTimeout(self.pingIntervalTimer);
                              self.pingIntervalTimer = setTimeout(function() {
                                  debug('writing ping packet - expecting pong within %sms', self.pingTimeout);
                                  self.ping();
                                  self.onHeartbeat(self.pingTimeout);
                              }, self.pingInterval);
                          };
  
                          /**
  * Sends a ping packet.
  *
  * @api private
  */
  
                          Socket.prototype.ping = function() {
                              var self = this;
                              this.sendPacket('ping', function() {
                                  self.emit('ping');
                              });
                          };
  
                          /**
   * Called on `drain` event
   *
   * @api private
   */
  
                          Socket.prototype.onDrain = function() {
                              this.writeBuffer.splice(0, this.prevBufferLen);
  
                              // setting prevBufferLen = 0 is very important
                              // for example, when upgrading, upgrade packet is sent over,
                              // and a nonzero prevBufferLen could cause problems on `drain`
                              this.prevBufferLen = 0;
  
                              if (0 === this.writeBuffer.length) {
                                  this.emit('drain');
                              } else {
                                  this.flush();
                              }
                          };
  
                          /**
   * Flush write buffers.
   *
   * @api private
   */
  
                          Socket.prototype.flush = function() {
                              if ('closed' != this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) {
                                  debug('flushing %d packets in socket', this.writeBuffer.length);
                                  this.transport.send(this.writeBuffer);
                                  // keep track of current length of writeBuffer
                                  // splice writeBuffer and callbackBuffer on `drain`
                                  this.prevBufferLen = this.writeBuffer.length;
                                  this.emit('flush');
                              }
                          };
  
                          /**
   * Sends a message.
   *
   * @param {String} message.
   * @param {Function} callback function.
   * @param {Object} options.
   * @return {Socket} for chaining.
   * @api public
   */
  
                          Socket.prototype.write = Socket.prototype.send = function(msg, options, fn) {
                              this.sendPacket('message', msg, options, fn);
                              return this;
                          };
  
                          /**
   * Sends a packet.
   *
   * @param {String} packet type.
   * @param {String} data.
   * @param {Object} options.
   * @param {Function} callback function.
   * @api private
   */
  
                          Socket.prototype.sendPacket = function(type, data, options, fn) {
                              if ('function' == typeof data) {
                                  fn = data;
                                  data = undefined;
                              }
  
                              if ('function' == typeof options) {
                                  fn = options;
                                  options = null;
                              }
  
                              if ('closing' == this.readyState || 'closed' == this.readyState) {
                                  return;
                              }
  
                              options = options || {};
                              options.compress = false !== options.compress;
  
                              var packet = {
                                  type: type,
                                  data: data,
                                  options: options
                              };
                              this.emit('packetCreate', packet);
                              this.writeBuffer.push(packet);
                              if (fn)
                                  this.once('flush', fn);
                              this.flush();
                          };
  
                          /**
   * Closes the connection.
   *
   * @api private
   */
  
                          Socket.prototype.close = function() {
                              if ('opening' == this.readyState || 'open' == this.readyState) {
                                  this.readyState = 'closing';
  
                                  var self = this;
  
                                  if (this.writeBuffer.length) {
                                      this.once('drain', function() {
                                          if (this.upgrading) {
                                              waitForUpgrade();
                                          } else {
                                              close();
                                          }
                                      });
                                  } else if (this.upgrading) {
                                      waitForUpgrade();
                                  } else {
                                      close();
                                  }
                              }
  
                              function close() {
                                  self.onClose('forced close');
                                  debug('socket closing - telling transport to close');
                                  self.transport.close();
                              }
  
                              function cleanupAndClose() {
                                  self.removeListener('upgrade', cleanupAndClose);
                                  self.removeListener('upgradeError', cleanupAndClose);
                                  close();
                              }
  
                              function waitForUpgrade() {
                                  // wait for upgrade to finish since we can't send packets while pausing a transport
                                  self.once('upgrade', cleanupAndClose);
                                  self.once('upgradeError', cleanupAndClose);
                              }
  
                              return this;
                          };
  
                          /**
   * Called upon transport error
   *
   * @api private
   */
  
                          Socket.prototype.onError = function(err) {
                              debug('socket error %j', err);
                              Socket.priorWebsocketSuccess = false;
                              this.emit('error', err);
                              this.onClose('transport error', err);
                          };
  
                          /**
   * Called upon transport close.
   *
   * @api private
   */
  
                          Socket.prototype.onClose = function(reason, desc) {
                              if ('opening' == this.readyState || 'open' == this.readyState || 'closing' == this.readyState) {
                                  debug('socket close with reason: "%s"', reason);
                                  var self = this;
  
                                  // clear timers
                                  clearTimeout(this.pingIntervalTimer);
                                  clearTimeout(this.pingTimeoutTimer);
  
                                  // stop event from firing again for transport
                                  this.transport.removeAllListeners('close');
  
                                  // ensure transport won't stay open
                                  this.transport.close();
  
                                  // ignore further transport communication
                                  this.transport.removeAllListeners();
  
                                  // set ready state
                                  this.readyState = 'closed';
  
                                  // clear session id
                                  this.id = null;
  
                                  // emit close event
                                  this.emit('close', reason, desc);
  
                                  // clean buffers after, so users can still
                                  // grab the buffers on `close` event
                                  self.writeBuffer = [];
                                  self.prevBufferLen = 0;
                              }
                          };
  
                          /**
   * Filters upgrades, returning only those matching client transports.
   *
   * @param {Array} server upgrades
   * @api private
   *
   */
  
                          Socket.prototype.filterUpgrades = function(upgrades) {
                              var filteredUpgrades = [];
                              for (var i = 0, j = upgrades.length; i < j; i++) {
                                  if (~ index(this.transports, upgrades[i]))
                                      filteredUpgrades.push(upgrades[i]);
                                  }
                              return filteredUpgrades;
                          };
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./transport": 4,
                      "./transports": 5,
                      "component-emitter": 15,
                      "debug": 17,
                      "engine.io-parser": 19,
                      "indexof": 23,
                      "parsejson": 26,
                      "parseqs": 27,
                      "parseuri": 28
                  }
              ],
              4: [
                  function(_dereq_, module, exports) {
                      /**
   * Module dependencies.
   */
  
                      var parser = _dereq_('engine.io-parser');
                      var Emitter = _dereq_('component-emitter');
  
                      /**
   * Module exports.
   */
  
                      module.exports = Transport;
  
                      /**
   * Transport abstract constructor.
   *
   * @param {Object} options.
   * @api private
   */
  
                      function Transport(opts) {
                          this.path = opts.path;
                          this.hostname = opts.hostname;
                          this.port = opts.port;
                          this.secure = opts.secure;
                          this.query = opts.query;
                          this.timestampParam = opts.timestampParam;
                          this.timestampRequests = opts.timestampRequests;
                          this.readyState = '';
                          this.agent = opts.agent || false;
                          this.socket = opts.socket;
                          this.enablesXDR = opts.enablesXDR;
  
                          // SSL options for Node.js client
                          this.pfx = opts.pfx;
                          this.key = opts.key;
                          this.passphrase = opts.passphrase;
                          this.cert = opts.cert;
                          this.ca = opts.ca;
                          this.ciphers = opts.ciphers;
                          this.rejectUnauthorized = opts.rejectUnauthorized;
  
                          // other options for Node.js client
                          this.extraHeaders = opts.extraHeaders;
                      }
  
                      /**
   * Mix in `Emitter`.
   */
  
                      Emitter(Transport.prototype);
  
                      /**
   * Emits an error.
   *
   * @param {String} str
   * @return {Transport} for chaining
   * @api public
   */
  
                      Transport.prototype.onError = function(msg, desc) {
                          var err = new Error(msg);
                          err.type = 'TransportError';
                          err.description = desc;
                          this.emit('error', err);
                          return this;
                      };
  
                      /**
   * Opens the transport.
   *
   * @api public
   */
  
                      Transport.prototype.open = function() {
                          if ('closed' == this.readyState || '' == this.readyState) {
                              this.readyState = 'opening';
                              this.doOpen();
                          }
  
                          return this;
                      };
  
                      /**
   * Closes the transport.
   *
   * @api private
   */
  
                      Transport.prototype.close = function() {
                          if ('opening' == this.readyState || 'open' == this.readyState) {
                              this.doClose();
                              this.onClose();
                          }
  
                          return this;
                      };
  
                      /**
   * Sends multiple packets.
   *
   * @param {Array} packets
   * @api private
   */
  
                      Transport.prototype.send = function(packets) {
                          if ('open' == this.readyState) {
                              this.write(packets);
                          } else {
                              throw new Error('Transport not open');
                          }
                      };
  
                      /**
   * Called upon open
   *
   * @api private
   */
  
                      Transport.prototype.onOpen = function() {
                          this.readyState = 'open';
                          this.writable = true;
                          this.emit('open');
                      };
  
                      /**
   * Called with data.
   *
   * @param {String} data
   * @api private
   */
  
                      Transport.prototype.onData = function(data) {
                          var packet = parser.decodePacket(data, this.socket.binaryType);
                          this.onPacket(packet);
                      };
  
                      /**
   * Called with a decoded packet.
   */
  
                      Transport.prototype.onPacket = function(packet) {
                          this.emit('packet', packet);
                      };
  
                      /**
   * Called upon close.
   *
   * @api private
   */
  
                      Transport.prototype.onClose = function() {
                          this.readyState = 'closed';
                          this.emit('close');
                      };
  
                  }, {
                      "component-emitter": 15,
                      "engine.io-parser": 19
                  }
              ],
              5: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Module dependencies
   */
  
                          var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
                          var XHR = _dereq_('./polling-xhr');
                          var JSONP = _dereq_('./polling-jsonp');
                          var websocket = _dereq_('./websocket');
  
                          /**
   * Export transports.
   */
  
                          exports.polling = polling;
                          exports.websocket = websocket;
  
                          /**
   * Polling transport polymorphic constructor.
   * Decides on xhr vs jsonp based on feature detection.
   *
   * @api private
   */
  
                          function polling(opts) {
                              var xhr;
                              var xd = false;
                              var xs = false;
                              var jsonp = false !== opts.jsonp;
  
                              if (global.location) {
                                  var isSSL = 'https:' == location.protocol;
                                  var port = location.port;
  
                                  // some user agents have empty `location.port`
                                  if (!port) {
                                      port = isSSL
                                          ? 443
                                          : 80;
                                  }
  
                                  xd = opts.hostname != location.hostname || port != opts.port;
                                  xs = opts.secure != isSSL;
                              }
  
                              opts.xdomain = xd;
                              opts.xscheme = xs;
                              xhr = new XMLHttpRequest(opts);
  
                              if ('open' in xhr && !opts.forceJSONP) {
                                  return new XHR(opts);
                              } else {
                                  if (!jsonp)
                                      throw new Error('JSONP disabled');
                                  return new JSONP(opts);
                              }
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./polling-jsonp": 6,
                      "./polling-xhr": 7,
                      "./websocket": 9,
                      "xmlhttprequest-ssl": 10
                  }
              ],
              6: [
                  function(_dereq_, module, exports) {
                      (function(global) {
  
                          /**
   * Module requirements.
   */
  
                          var Polling = _dereq_('./polling');
                          var inherit = _dereq_('component-inherit');
  
                          /**
   * Module exports.
   */
  
                          module.exports = JSONPPolling;
  
                          /**
   * Cached regular expressions.
   */
  
                          var rNewline = /\n/g;
                          var rEscapedNewline = /\\n/g;
  
                          /**
   * Global JSONP callbacks.
   */
  
                          var callbacks;
  
                          /**
   * Callbacks count.
   */
  
                          var index = 0;
  
                          /**
   * Noop.
   */
  
                          function empty() {}
  
                          /**
   * JSONP Polling constructor.
   *
   * @param {Object} opts.
   * @api public
   */
  
                          function JSONPPolling(opts) {
                              Polling.call(this, opts);
  
                              this.query = this.query || {};
  
                              // define global callbacks array if not present
                              // we do this here (lazily) to avoid unneeded global pollution
                              if (!callbacks) {
                                  // we need to consider multiple engines in the same page
                                  if (!global.___eio)
                                      global.___eio = [];
                                  callbacks = global.___eio;
                              }
  
                              // callback identifier
                              this.index = callbacks.length;
  
                              // add callback to jsonp global
                              var self = this;
                              callbacks.push(function(msg) {
                                  self.onData(msg);
                              });
  
                              // append to query string
                              this.query.j = this.index;
  
                              // prevent spurious errors from being emitted when the window is unloaded
                              if (global.document && global.addEventListener) {
                                  global.addEventListener('beforeunload', function() {
                                      if (self.script)
                                          self.script.onerror = empty;
                                      }
                                  , false);
                              }
                          }
  
                          /**
   * Inherits from Polling.
   */
  
                          inherit(JSONPPolling, Polling);
  
                          /*
   * JSONP only supports binary as base64 encoded strings
   */
  
                          JSONPPolling.prototype.supportsBinary = false;
  
                          /**
   * Closes the socket.
   *
   * @api private
   */
  
                          JSONPPolling.prototype.doClose = function() {
                              if (this.script) {
                                  this.script.parentNode.removeChild(this.script);
                                  this.script = null;
                              }
  
                              if (this.form) {
                                  this.form.parentNode.removeChild(this.form);
                                  this.form = null;
                                  this.iframe = null;
                              }
  
                              Polling.prototype.doClose.call(this);
                          };
  
                          /**
   * Starts a poll cycle.
   *
   * @api private
   */
  
                          JSONPPolling.prototype.doPoll = function() {
                              var self = this;
                              var script = document.createElement('script');
  
                              if (this.script) {
                                  this.script.parentNode.removeChild(this.script);
                                  this.script = null;
                              }
  
                              script.async = true;
                              script.src = this.uri();
                              script.onerror = function(e) {
                                  self.onError('jsonp poll error', e);
                              };
  
                              var insertAt = document.getElementsByTagName('script')[0];
                              if (insertAt) {
                                  insertAt.parentNode.insertBefore(script, insertAt);
                              } else {
                                  (document.head || document.body).appendChild(script);
                              }
                              this.script = script;
  
                              var isUAgecko = 'undefined' != typeof navigator && /gecko/i.test(navigator.userAgent);
  
                              if (isUAgecko) {
                                  setTimeout(function() {
                                      var iframe = document.createElement('iframe');
                                      document.body.appendChild(iframe);
                                      document.body.removeChild(iframe);
                                  }, 100);
                              }
                          };
  
                          /**
   * Writes with a hidden iframe.
   *
   * @param {String} data to send
   * @param {Function} called upon flush.
   * @api private
   */
  
                          JSONPPolling.prototype.doWrite = function(data, fn) {
                              var self = this;
  
                              if (!this.form) {
                                  var form = document.createElement('form');
                                  var area = document.createElement('textarea');
                                  var id = this.iframeId = 'eio_iframe_' + this.index;
                                  var iframe;
  
                                  form.className = 'socketio';
                                  form.style.position = 'absolute';
                                  form.style.top = '-1000px';
                                  form.style.left = '-1000px';
                                  form.target = id;
                                  form.method = 'POST';
                                  form.setAttribute('accept-charset', 'utf-8');
                                  area.name = 'd';
                                  form.appendChild(area);
                                  document.body.appendChild(form);
  
                                  this.form = form;
                                  this.area = area;
                              }
  
                              this.form.action = this.uri();
  
                              function complete() {
                                  initIframe();
                                  fn();
                              }
  
                              function initIframe() {
                                  if (self.iframe) {
                                      try {
                                          self.form.removeChild(self.iframe);
                                      } catch (e) {
                                          self.onError('jsonp polling iframe removal error', e);
                                      }
                                  }
  
                                  try {
                                      // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
                                      var html = '<iframe src="javascript:0" name="' + self.iframeId + '">';
                                      iframe = document.createElement(html);
                                  } catch (e) {
                                      iframe = document.createElement('iframe');
                                      iframe.name = self.iframeId;
                                      iframe.src = 'javascript:0';
                                  }
  
                                  iframe.id = self.iframeId;
  
                                  self.form.appendChild(iframe);
                                  self.iframe = iframe;
                              }
  
                              initIframe();
  
                              // escape \n to prevent it from being converted into \r\n by some UAs
                              // double escaping is required for escaped new lines because unescaping of new lines can be done safely on server-side
                              data = data.replace(rEscapedNewline, '\\\n');
                              this.area.value = data.replace(rNewline, '\\n');
  
                              try {
                                  this.form.submit();
                              } catch (e) {}
  
                              if (this.iframe.attachEvent) {
                                  this.iframe.onreadystatechange = function() {
                                      if (self.iframe.readyState == 'complete') {
                                          complete();
                                      }
                                  };
                              } else {
                                  this.iframe.onload = complete;
                              }
                          };
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./polling": 8,
                      "component-inherit": 16
                  }
              ],
              7: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Module requirements.
   */
  
                          var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
                          var Polling = _dereq_('./polling');
                          var Emitter = _dereq_('component-emitter');
                          var inherit = _dereq_('component-inherit');
                          var debug = _dereq_('debug')('engine.io-client:polling-xhr');
  
                          /**
   * Module exports.
   */
  
                          module.exports = XHR;
                          module.exports.Request = Request;
  
                          /**
   * Empty function
   */
  
                          function empty() {}
  
                          /**
   * XHR Polling constructor.
   *
   * @param {Object} opts
   * @api public
   */
  
                          function XHR(opts) {
                              Polling.call(this, opts);
  
                              if (global.location) {
                                  var isSSL = 'https:' == location.protocol;
                                  var port = location.port;
  
                                  // some user agents have empty `location.port`
                                  if (!port) {
                                      port = isSSL
                                          ? 443
                                          : 80;
                                  }
  
                                  this.xd = opts.hostname != global.location.hostname || port != opts.port;
                                  this.xs = opts.secure != isSSL;
                              } else {
                                  this.extraHeaders = opts.extraHeaders;
                              }
                          }
  
                          /**
   * Inherits from Polling.
   */
  
                          inherit(XHR, Polling);
  
                          /**
   * XHR supports binary
   */
  
                          XHR.prototype.supportsBinary = true;
  
                          /**
   * Creates a request.
   *
   * @param {String} method
   * @api private
   */
  
                          XHR.prototype.request = function(opts) {
                              opts = opts || {};
                              opts.uri = this.uri();
                              opts.xd = this.xd;
                              opts.xs = this.xs;
                              opts.agent = this.agent || false;
                              opts.supportsBinary = this.supportsBinary;
                              opts.enablesXDR = this.enablesXDR;
  
                              // SSL options for Node.js client
                              opts.pfx = this.pfx;
                              opts.key = this.key;
                              opts.passphrase = this.passphrase;
                              opts.cert = this.cert;
                              opts.ca = this.ca;
                              opts.ciphers = this.ciphers;
                              opts.rejectUnauthorized = this.rejectUnauthorized;
  
                              // other options for Node.js client
                              opts.extraHeaders = this.extraHeaders;
  
                              return new Request(opts);
                          };
  
                          /**
   * Sends data.
   *
   * @param {String} data to send.
   * @param {Function} called upon flush.
   * @api private
   */
  
                          XHR.prototype.doWrite = function(data, fn) {
                              var isBinary = typeof data !== 'string' && data !== undefined;
                              var req = this.request({method: 'POST', data: data, isBinary: isBinary});
                              var self = this;
                              req.on('success', fn);
                              req.on('error', function(err) {
                                  self.onError('xhr post error', err);
                              });
                              this.sendXhr = req;
                          };
  
                          /**
   * Starts a poll cycle.
   *
   * @api private
   */
  
                          XHR.prototype.doPoll = function() {
                              debug('xhr poll');
                              var req = this.request();
                              var self = this;
                              req.on('data', function(data) {
                                  self.onData(data);
                              });
                              req.on('error', function(err) {
                                  self.onError('xhr poll error', err);
                              });
                              this.pollXhr = req;
                          };
  
                          /**
   * Request constructor
   *
   * @param {Object} options
   * @api public
   */
  
                          function Request(opts) {
                              this.method = opts.method || 'GET';
                              this.uri = opts.uri;
                              this.xd = !!opts.xd;
                              this.xs = !!opts.xs;
                              this.async = false !== opts.async;
                              this.data = undefined != opts.data
                                  ? opts.data
                                  : null;
                              this.agent = opts.agent;
                              this.isBinary = opts.isBinary;
                              this.supportsBinary = opts.supportsBinary;
                              this.enablesXDR = opts.enablesXDR;
  
                              // SSL options for Node.js client
                              this.pfx = opts.pfx;
                              this.key = opts.key;
                              this.passphrase = opts.passphrase;
                              this.cert = opts.cert;
                              this.ca = opts.ca;
                              this.ciphers = opts.ciphers;
                              this.rejectUnauthorized = opts.rejectUnauthorized;
  
                              // other options for Node.js client
                              this.extraHeaders = opts.extraHeaders;
  
                              this.create();
                          }
  
                          /**
   * Mix in `Emitter`.
   */
  
                          Emitter(Request.prototype);
  
                          /**
   * Creates the XHR object and sends the request.
   *
   * @api private
   */
  
                          Request.prototype.create = function() {
                              var opts = {
                                  agent: this.agent,
                                  xdomain: this.xd,
                                  xscheme: this.xs,
                                  enablesXDR: this.enablesXDR
                              };
  
                              // SSL options for Node.js client
                              opts.pfx = this.pfx;
                              opts.key = this.key;
                              opts.passphrase = this.passphrase;
                              opts.cert = this.cert;
                              opts.ca = this.ca;
                              opts.ciphers = this.ciphers;
                              opts.rejectUnauthorized = this.rejectUnauthorized;
  
                              var xhr = this.xhr = new XMLHttpRequest(opts);
                              var self = this;
  
                              try {
                                  debug('xhr open %s: %s', this.method, this.uri);
                                  xhr.open(this.method, this.uri, this.async);
                                  try {
                                      if (this.extraHeaders) {
                                          xhr.setDisableHeaderCheck(true);
                                          for (var i in this.extraHeaders) {
                                              if (this.extraHeaders.hasOwnProperty(i)) {
                                                  xhr.setRequestHeader(i, this.extraHeaders[i]);
                                              }
                                          }
                                      }
                                  } catch (e) {}
                                  if (this.supportsBinary) {
                                      // This has to be done after open because Firefox is stupid
                                      // http://stackoverflow.com/questions/13216903/get-binary-data-with-xmlhttprequest-in-a-firefox-extension
                                      xhr.responseType = 'arraybuffer';
                                  }
  
                                  if ('POST' == this.method) {
                                      try {
                                          if (this.isBinary) {
                                              xhr.setRequestHeader('Content-type', 'application/octet-stream');
                                          } else {
                                              xhr.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
                                          }
                                      } catch (e) {}
                                  }
  
                                  // ie6 check
                                  if ('withCredentials' in xhr) {
                                      xhr.withCredentials = true;
                                  }
  
                                  if (this.hasXDR()) {
                                      xhr.onload = function() {
                                          self.onLoad();
                                      };
                                      xhr.onerror = function() {
                                          self.onError(xhr.responseText);
                                      };
                                  } else {
                                      xhr.onreadystatechange = function() {
                                          if (4 != xhr.readyState)
                                              return;
                                          if (200 == xhr.status || 1223 == xhr.status) {
                                              self.onLoad();
                                          } else {
                                              // make sure the `error` event handler that's user-set
                                              // does not throw in the same tick and gets caught here
                                              setTimeout(function() {
                                                  self.onError(xhr.status);
                                              }, 0);
                                          }
                                      };
                                  }
  
                                  debug('xhr data %s', this.data);
                                  xhr.send(this.data);
                              } catch (e) {
                                  // Need to defer since .create() is called directly fhrom the constructor
                                  // and thus the 'error' event can only be only bound *after* this exception
                                  // occurs.  Therefore, also, we cannot throw here at all.
                                  setTimeout(function() {
                                      self.onError(e);
                                  }, 0);
                                  return;
                              }
  
                              if (global.document) {
                                  this.index = Request.requestsCount++;
                                  Request.requests[this.index] = this;
                              }
                          };
  
                          /**
   * Called upon successful response.
   *
   * @api private
   */
  
                          Request.prototype.onSuccess = function() {
                              this.emit('success');
                              this.cleanup();
                          };
  
                          /**
   * Called if we have data.
   *
   * @api private
   */
  
                          Request.prototype.onData = function(data) {
                              this.emit('data', data);
                              this.onSuccess();
                          };
  
                          /**
   * Called upon error.
   *
   * @api private
   */
  
                          Request.prototype.onError = function(err) {
                              this.emit('error', err);
                              this.cleanup(true);
                          };
  
                          /**
   * Cleans up house.
   *
   * @api private
   */
  
                          Request.prototype.cleanup = function(fromError) {
                              if ('undefined' == typeof this.xhr || null === this.xhr) {
                                  return;
                              }
                              // xmlhttprequest
                              if (this.hasXDR()) {
                                  this.xhr.onload = this.xhr.onerror = empty;
                              } else {
                                  this.xhr.onreadystatechange = empty;
                              }
  
                              if (fromError) {
                                  try {
                                      this.xhr.abort();
                                  } catch (e) {}
                              }
  
                              if (global.document) {
                                  delete Request.requests[this.index];
                              }
  
                              this.xhr = null;
                          };
  
                          /**
   * Called upon load.
   *
   * @api private
   */
  
                          Request.prototype.onLoad = function() {
                              var data;
                              try {
                                  var contentType;
                                  try {
                                      contentType = this.xhr.getResponseHeader('Content-Type').split(';')[0];
                                  } catch (e) {}
                                  if (contentType === 'application/octet-stream') {
                                      data = this.xhr.response;
                                  } else {
                                      if (!this.supportsBinary) {
                                          data = this.xhr.responseText;
                                      } else {
                                          try {
                                              data = String.fromCharCode.apply(null, new Uint8Array(this.xhr.response));
                                          } catch (e) {
                                              var ui8Arr = new Uint8Array(this.xhr.response);
                                              var dataArray = [];
                                              for (var idx = 0, length = ui8Arr.length; idx < length; idx++) {
                                                  dataArray.push(ui8Arr[idx]);
                                              }
  
                                              data = String.fromCharCode.apply(null, dataArray);
                                          }
                                      }
                                  }
                              } catch (e) {
                                  this.onError(e);
                              }
                              if (null != data) {
                                  this.onData(data);
                              }
                          };
  
                          /**
   * Check if it has XDomainRequest.
   *
   * @api private
   */
  
                          Request.prototype.hasXDR = function() {
                              return 'undefined' !== typeof global.XDomainRequest && !this.xs && this.enablesXDR;
                          };
  
                          /**
   * Aborts the request.
   *
   * @api public
   */
  
                          Request.prototype.abort = function() {
                              this.cleanup();
                          };
  
                          /**
   * Aborts pending requests when unloading the window. This is needed to prevent
   * memory leaks (e.g. when using IE) and to ensure that no spurious error is
   * emitted.
   */
  
                          if (global.document) {
                              Request.requestsCount = 0;
                              Request.requests = {};
                              if (global.attachEvent) {
                                  global.attachEvent('onunload', unloadHandler);
                              } else if (global.addEventListener) {
                                  global.addEventListener('beforeunload', unloadHandler, false);
                              }
                          }
  
                          function unloadHandler() {
                              for (var i in Request.requests) {
                                  if (Request.requests.hasOwnProperty(i)) {
                                      Request.requests[i].abort();
                                  }
                              }
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./polling": 8,
                      "component-emitter": 15,
                      "component-inherit": 16,
                      "debug": 17,
                      "xmlhttprequest-ssl": 10
                  }
              ],
              8: [
                  function(_dereq_, module, exports) {
                      /**
   * Module dependencies.
   */
  
                      var Transport = _dereq_('../transport');
                      var parseqs = _dereq_('parseqs');
                      var parser = _dereq_('engine.io-parser');
                      var inherit = _dereq_('component-inherit');
                      var yeast = _dereq_('yeast');
                      var debug = _dereq_('debug')('engine.io-client:polling');
  
                      /**
   * Module exports.
   */
  
                      module.exports = Polling;
  
                      /**
   * Is XHR2 supported?
   */
  
                      var hasXHR2 = (function() {
                          var XMLHttpRequest = _dereq_('xmlhttprequest-ssl');
                          var xhr = new XMLHttpRequest({xdomain: false});
                          return null != xhr.responseType;
                      })();
  
                      /**
   * Polling interface.
   *
   * @param {Object} opts
   * @api private
   */
  
                      function Polling(opts) {
                          var forceBase64 = (opts && opts.forceBase64);
                          if (!hasXHR2 || forceBase64) {
                              this.supportsBinary = false;
                          }
                          Transport.call(this, opts);
                      }
  
                      /**
   * Inherits from Transport.
   */
  
                      inherit(Polling, Transport);
  
                      /**
   * Transport name.
   */
  
                      Polling.prototype.name = 'polling';
  
                      /**
   * Opens the socket (triggers polling). We write a PING message to determine
   * when the transport is open.
   *
   * @api private
   */
  
                      Polling.prototype.doOpen = function() {
                          this.poll();
                      };
  
                      /**
   * Pauses polling.
   *
   * @param {Function} callback upon buffers are flushed and transport is paused
   * @api private
   */
  
                      Polling.prototype.pause = function(onPause) {
                          var pending = 0;
                          var self = this;
  
                          this.readyState = 'pausing';
  
                          function pause() {
                              debug('paused');
                              self.readyState = 'paused';
                              onPause();
                          }
  
                          if (this.polling || !this.writable) {
                              var total = 0;
  
                              if (this.polling) {
                                  debug('we are currently polling - waiting to pause');
                                  total++;
                                  this.once('pollComplete', function() {
                                      debug('pre-pause polling complete');
                                      --total || pause();
                                  });
                              }
  
                              if (!this.writable) {
                                  debug('we are currently writing - waiting to pause');
                                  total++;
                                  this.once('drain', function() {
                                      debug('pre-pause writing complete');
                                      --total || pause();
                                  });
                              }
                          } else {
                              pause();
                          }
                      };
  
                      /**
   * Starts polling cycle.
   *
   * @api public
   */
  
                      Polling.prototype.poll = function() {
                          debug('polling');
                          this.polling = true;
                          this.doPoll();
                          this.emit('poll');
                      };
  
                      /**
   * Overloads onData to detect payloads.
   *
   * @api private
   */
  
                      Polling.prototype.onData = function(data) {
                          var self = this;
                          debug('polling got data %s', data);
                          var callback = function(packet, index, total) {
                              // if its the first message we consider the transport open
                              if ('opening' == self.readyState) {
                                  self.onOpen();
                              }
  
                              // if its a close packet, we close the ongoing requests
                              if ('close' == packet.type) {
                                  self.onClose();
                                  return false;
                              }
  
                              // otherwise bypass onData and handle the message
                              self.onPacket(packet);
                          };
  
                          // decode payload
                          parser.decodePayload(data, this.socket.binaryType, callback);
  
                          // if an event did not trigger closing
                          if ('closed' != this.readyState) {
                              // if we got data we're not polling
                              this.polling = false;
                              this.emit('pollComplete');
  
                              if ('open' == this.readyState) {
                                  this.poll();
                              } else {
                                  debug('ignoring poll - transport state "%s"', this.readyState);
                              }
                          }
                      };
  
                      /**
   * For polling, send a close packet.
   *
   * @api private
   */
  
                      Polling.prototype.doClose = function() {
                          var self = this;
  
                          function close() {
                              debug('writing close packet');
                              self.write([
                                  {
                                      type: 'close'
                                  }
                              ]);
                          }
  
                          if ('open' == this.readyState) {
                              debug('transport open - closing');
                              close();
                          } else {
                              // in case we're trying to close while
                              // handshaking is in progress (GH-164)
                              debug('transport not open - deferring close');
                              this.once('open', close);
                          }
                      };
  
                      /**
   * Writes a packets payload.
   *
   * @param {Array} data packets
   * @param {Function} drain callback
   * @api private
   */
  
                      Polling.prototype.write = function(packets) {
                          var self = this;
                          this.writable = false;
                          var callbackfn = function() {
                              self.writable = true;
                              self.emit('drain');
                          };
  
                          var self = this;
                          parser.encodePayload(packets, this.supportsBinary, function(data) {
                              self.doWrite(data, callbackfn);
                          });
                      };
  
                      /**
   * Generates uri for connection.
   *
   * @api private
   */
  
                      Polling.prototype.uri = function() {
                          var query = this.query || {};
                          var schema = this.secure
                              ? 'https'
                              : 'http';
                          var port = '';
  
                          // cache busting is forced
                          if (false !== this.timestampRequests) {
                              query[this.timestampParam] = yeast();
                          }
  
                          if (!this.supportsBinary && !query.sid) {
                              query.b64 = 1;
                          }
  
                          query = parseqs.encode(query);
  
                          // avoid port if default for schema
                          if (this.port && (('https' == schema && this.port != 443) || ('http' == schema && this.port != 80))) {
                              port = ':' + this.port;
                          }
  
                          // prepend ? to query
                          if (query.length) {
                              query = '?' + query;
                          }
  
                          var ipv6 = this.hostname.indexOf(':') !== -1;
                          return schema + '://' + (ipv6
                              ? '[' + this.hostname + ']'
                              : this.hostname) + port + this.path + query;
                      };
  
                  }, {
                      "../transport": 4,
                      "component-inherit": 16,
                      "debug": 17,
                      "engine.io-parser": 19,
                      "parseqs": 27,
                      "xmlhttprequest-ssl": 10,
                      "yeast": 30
                  }
              ],
              9: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Module dependencies.
   */
  
                          var Transport = _dereq_('../transport');
                          var parser = _dereq_('engine.io-parser');
                          var parseqs = _dereq_('parseqs');
                          var inherit = _dereq_('component-inherit');
                          var yeast = _dereq_('yeast');
                          var debug = _dereq_('debug')('engine.io-client:websocket');
                          var BrowserWebSocket = global.WebSocket || global.MozWebSocket;
  
                          /**
   * Get either the `WebSocket` or `MozWebSocket` globals
   * in the browser or try to resolve WebSocket-compatible
   * interface exposed by `ws` for Node-like environment.
   */
  
                          var WebSocket = BrowserWebSocket;
                          if (!WebSocket && typeof window === 'undefined') {
                              try {
                                  WebSocket = _dereq_('ws');
                              } catch (e) {}
                          }
  
                          /**
   * Module exports.
   */
  
                          module.exports = WS;
  
                          /**
   * WebSocket transport constructor.
   *
   * @api {Object} connection options
   * @api public
   */
  
                          function WS(opts) {
                              var forceBase64 = (opts && opts.forceBase64);
                              if (forceBase64) {
                                  this.supportsBinary = false;
                              }
                              this.perMessageDeflate = opts.perMessageDeflate;
                              Transport.call(this, opts);
                          }
  
                          /**
   * Inherits from Transport.
   */
  
                          inherit(WS, Transport);
  
                          /**
   * Transport name.
   *
   * @api public
   */
  
                          WS.prototype.name = 'websocket';
  
                          /*
   * WebSockets support binary
   */
  
                          WS.prototype.supportsBinary = true;
  
                          /**
   * Opens socket.
   *
   * @api private
   */
  
                          WS.prototype.doOpen = function() {
                              if (!this.check()) {
                                  // let probe timeout
                                  return;
                              }
  
                              var self = this;
                              var uri = this.uri();
                              var protocols = void(0);
                              var opts = {
                                  agent: this.agent,
                                  perMessageDeflate: this.perMessageDeflate
                              };
  
                              // SSL options for Node.js client
                              opts.pfx = this.pfx;
                              opts.key = this.key;
                              opts.passphrase = this.passphrase;
                              opts.cert = this.cert;
                              opts.ca = this.ca;
                              opts.ciphers = this.ciphers;
                              opts.rejectUnauthorized = this.rejectUnauthorized;
                              if (this.extraHeaders) {
                                  opts.headers = this.extraHeaders;
                              }
  
                              this.ws = BrowserWebSocket
                                  ? new WebSocket(uri)
                                  : new WebSocket(uri, protocols, opts);
  
                              if (this.ws.binaryType === undefined) {
                                  this.supportsBinary = false;
                              }
  
                              if (this.ws.supports && this.ws.supports.binary) {
                                  this.supportsBinary = true;
                                  this.ws.binaryType = 'buffer';
                              } else {
                                  this.ws.binaryType = 'arraybuffer';
                              }
  
                              this.addEventListeners();
                          };
  
                          /**
   * Adds event listeners to the socket
   *
   * @api private
   */
  
                          WS.prototype.addEventListeners = function() {
                              var self = this;
  
                              this.ws.onopen = function() {
                                  self.onOpen();
                              };
                              this.ws.onclose = function() {
                                  self.onClose();
                              };
                              this.ws.onmessage = function(ev) {
                                  self.onData(ev.data);
                              };
                              this.ws.onerror = function(e) {
                                  self.onError('websocket error', e);
                              };
                          };
  
                          /**
   * Override `onData` to use a timer on iOS.
   * See: https://gist.github.com/mloughran/2052006
   *
   * @api private
   */
  
                          if ('undefined' != typeof navigator && /iPad|iPhone|iPod/i.test(navigator.userAgent)) {
                              WS.prototype.onData = function(data) {
                                  var self = this;
                                  setTimeout(function() {
                                      Transport.prototype.onData.call(self, data);
                                  }, 0);
                              };
                          }
  
                          /**
   * Writes data to socket.
   *
   * @param {Array} array of packets.
   * @api private
   */
  
                          WS.prototype.write = function(packets) {
                              var self = this;
                              this.writable = false;
  
                              // encodePacket efficient as it uses WS framing
                              // no need for encodePayload
                              var total = packets.length;
                              for (var i = 0, l = total; i < l; i++) {
                                  (function(packet) {
                                      parser.encodePacket(packet, self.supportsBinary, function(data) {
                                          if (!BrowserWebSocket) {
                                              // always create a new object (GH-437)
                                              var opts = {};
                                              if (packet.options) {
                                                  opts.compress = packet.options.compress;
                                              }
  
                                              if (self.perMessageDeflate) {
                                                  var len = 'string' == typeof data
                                                      ? global.Buffer.byteLength(data)
                                                      : data.length;
                                                  if (len < self.perMessageDeflate.threshold) {
                                                      opts.compress = false;
                                                  }
                                              }
                                          }
  
                                          //Sometimes the websocket has already been closed but the browser didn't
                                          //have a chance of informing us about it yet, in that case send will
                                          //throw an error
                                          try {
                                              if (BrowserWebSocket) {
                                                  // TypeError is thrown when passing the second argument on Safari
                                                  self.ws.send(data);
                                              } else {
                                                  self.ws.send(data, opts);
                                              }
                                          } catch (e) {
                                              debug('websocket closed before onclose event');
                                          }
  
                                          --total || done();
                                      });
                                  })(packets[i]);
                              }
  
                              function done() {
                                  self.emit('flush');
  
                                  // fake drain
                                  // defer to next tick to allow Socket to clear writeBuffer
                                  setTimeout(function() {
                                      self.writable = true;
                                      self.emit('drain');
                                  }, 0);
                              }
                          };
  
                          /**
   * Called upon close
   *
   * @api private
   */
  
                          WS.prototype.onClose = function() {
                              Transport.prototype.onClose.call(this);
                          };
  
                          /**
   * Closes socket.
   *
   * @api private
   */
  
                          WS.prototype.doClose = function() {
                              if (typeof this.ws !== 'undefined') {
                                  this.ws.close();
                              }
                          };
  
                          /**
   * Generates uri for connection.
   *
   * @api private
   */
  
                          WS.prototype.uri = function() {
                              var query = this.query || {};
                              var schema = this.secure
                                  ? 'wss'
                                  : 'ws';
                              var port = '';
  
                              // avoid port if default for schema
                              if (this.port && (('wss' == schema && this.port != 443) || ('ws' == schema && this.port != 80))) {
                                  port = ':' + this.port;
                              }
  
                              // append timestamp to URI
                              if (this.timestampRequests) {
                                  query[this.timestampParam] = yeast();
                              }
  
                              // communicate binary support capabilities
                              if (!this.supportsBinary) {
                                  query.b64 = 1;
                              }
  
                              query = parseqs.encode(query);
  
                              // prepend ? to query
                              if (query.length) {
                                  query = '?' + query;
                              }
  
                              var ipv6 = this.hostname.indexOf(':') !== -1;
                              return schema + '://' + (ipv6
                                  ? '[' + this.hostname + ']'
                                  : this.hostname) + port + this.path + query;
                          };
  
                          /**
   * Feature detection for WebSocket.
   *
   * @return {Boolean} whether this transport is available.
   * @api public
   */
  
                          WS.prototype.check = function() {
                              return !!WebSocket && !('__initialize' in WebSocket && this.name === WS.prototype.name);
                          };
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "../transport": 4,
                      "component-inherit": 16,
                      "debug": 17,
                      "engine.io-parser": 19,
                      "parseqs": 27,
                      "ws": undefined,
                      "yeast": 30
                  }
              ],
              10: [
                  function(_dereq_, module, exports) {
                      // browser shim for xmlhttprequest module
                      var hasCORS = _dereq_('has-cors');
  
                      module.exports = function(opts) {
                          var xdomain = opts.xdomain;
  
                          // scheme must be same when usign XDomainRequest
                          // http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx
                          var xscheme = opts.xscheme;
  
                          // XDomainRequest has a flow of not sending cookie, therefore it should be disabled as a default.
                          // https://github.com/Automattic/engine.io-client/pull/217
                          var enablesXDR = opts.enablesXDR;
  
                          // XMLHttpRequest can be disabled on IE
                          try {
                              if ('undefined' != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
                                  return new XMLHttpRequest();
                              }
                          } catch (e) {}
  
                          // Use XDomainRequest for IE8 if enablesXDR is true
                          // because loading bar keeps flashing when using jsonp-polling
                          // https://github.com/yujiosaka/socke.io-ie8-loading-example
                          try {
                              if ('undefined' != typeof XDomainRequest && !xscheme && enablesXDR) {
                                  return new XDomainRequest();
                              }
                          } catch (e) {}
  
                          if (!xdomain) {
                              try {
                                  return new ActiveXObject('Microsoft.XMLHTTP');
                              } catch (e) {}
                          }
                      }
  
                  }, {
                      "has-cors": 22
                  }
              ],
              11: [
                  function(_dereq_, module, exports) {
                      module.exports = after
  
                      function after(count, callback, err_cb) {
                          var bail = false
                          err_cb = err_cb || noop
                          proxy.count = count
  
                          return (count === 0)
                              ? callback()
                              : proxy
  
                          function proxy(err, result) {
                              if (proxy.count <= 0) {
                                  throw new Error('after called too many times')
                              }
                              --proxy.count
  
                              // after first error, rest are passed to err_cb
                              if (err) {
                                  bail = true
                                  callback(err)
                                  // future error callbacks will go to error handler
                                  callback = err_cb
                              } else if (proxy.count === 0 && !bail) {
                                  callback(null, result)
                              }
                          }
                      }
  
                      function noop() {}
  
                  }, {}
              ],
              12: [
                  function(_dereq_, module, exports) {
                      /**
   * An abstraction for slicing an arraybuffer even when
   * ArrayBuffer.prototype.slice is not supported
   *
   * @api public
   */
  
                      module.exports = function(arraybuffer, start, end) {
                          var bytes = arraybuffer.byteLength;
                          start = start || 0;
                          end = end || bytes;
  
                          if (arraybuffer.slice) {
                              return arraybuffer.slice(start, end);
                          }
  
                          if (start < 0) {
                              start += bytes;
                          }
                          if (end < 0) {
                              end += bytes;
                          }
                          if (end > bytes) {
                              end = bytes;
                          }
  
                          if (start >= bytes || start >= end || bytes === 0) {
                              return new ArrayBuffer(0);
                          }
  
                          var abv = new Uint8Array(arraybuffer);
                          var result = new Uint8Array(end - start);
                          for (var i = start, ii = 0; i < end; i++, ii++) {
                              result[ii] = abv[i];
                          }
                          return result.buffer;
                      };
  
                  }, {}
              ],
              13: [
                  function(_dereq_, module, exports) {
                      /*
   * base64-arraybuffer
   * https://github.com/niklasvh/base64-arraybuffer
   *
   * Copyright (c) 2012 Niklas von Hertzen
   * Licensed under the MIT license.
   */
                      (function(chars) {
                          "use strict";
  
                          exports.encode = function(arraybuffer) {
                              var bytes = new Uint8Array(arraybuffer),
                                  i,
                                  len = bytes.length,
                                  base64 = "";
  
                              for (i = 0; i < len; i += 3) {
                                  base64 += chars[bytes[i] >> 2];
                                  base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];
                                  base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];
                                  base64 += chars[bytes[i + 2] & 63];
                              }
  
                              if ((len % 3) === 2) {
                                  base64 = base64.substring(0, base64.length - 1) + "=";
                              } else if (len % 3 === 1) {
                                  base64 = base64.substring(0, base64.length - 2) + "==";
                              }
  
                              return base64;
                          };
  
                          exports.decode = function(base64) {
                              var bufferLength = base64.length * 0.75,
                                  len = base64.length,
                                  i,
                                  p = 0,
                                  encoded1,
                                  encoded2,
                                  encoded3,
                                  encoded4;
  
                              if (base64[base64.length - 1] === "=") {
                                  bufferLength--;
                                  if (base64[base64.length - 2] === "=") {
                                      bufferLength--;
                                  }
                              }
  
                              var arraybuffer = new ArrayBuffer(bufferLength),
                                  bytes = new Uint8Array(arraybuffer);
  
                              for (i = 0; i < len; i += 4) {
                                  encoded1 = chars.indexOf(base64[i]);
                                  encoded2 = chars.indexOf(base64[i + 1]);
                                  encoded3 = chars.indexOf(base64[i + 2]);
                                  encoded4 = chars.indexOf(base64[i + 3]);
  
                                  bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
                                  bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
                                  bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
                              }
  
                              return arraybuffer;
                          };
                      })("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
  
                  }, {}
              ],
              14: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Create a blob builder even when vendor prefixes exist
   */
  
                          var BlobBuilder = global.BlobBuilder || global.WebKitBlobBuilder || global.MSBlobBuilder || global.MozBlobBuilder;
  
                          /**
   * Check if Blob constructor is supported
   */
  
                          var blobSupported = (function() {
                              try {
                                  var a = new Blob(['hi']);
                                  return a.size === 2;
                              } catch (e) {
                                  return false;
                              }
                          })();
  
                          /**
   * Check if Blob constructor supports ArrayBufferViews
   * Fails in Safari 6, so we need to map to ArrayBuffers there.
   */
  
                          var blobSupportsArrayBufferView = blobSupported && (function() {
                              try {
                                  var b = new Blob([new Uint8Array([1, 2])]);
                                  return b.size === 2;
                              } catch (e) {
                                  return false;
                              }
                          })();
  
                          /**
   * Check if BlobBuilder is supported
   */
  
                          var blobBuilderSupported = BlobBuilder && BlobBuilder.prototype.append && BlobBuilder.prototype.getBlob;
  
                          /**
   * Helper function that maps ArrayBufferViews to ArrayBuffers
   * Used by BlobBuilder constructor and old browsers that didn't
   * support it in the Blob constructor.
   */
  
                          function mapArrayBufferViews(ary) {
                              for (var i = 0; i < ary.length; i++) {
                                  var chunk = ary[i];
                                  if (chunk.buffer instanceof ArrayBuffer) {
                                      var buf = chunk.buffer;
  
                                      // if this is a subarray, make a copy so we only
                                      // include the subarray region from the underlying buffer
                                      if (chunk.byteLength !== buf.byteLength) {
                                          var copy = new Uint8Array(chunk.byteLength);
                                          copy.set(new Uint8Array(buf, chunk.byteOffset, chunk.byteLength));
                                          buf = copy.buffer;
                                      }
  
                                      ary[i] = buf;
                                  }
                              }
                          }
  
                          function BlobBuilderConstructor(ary, options) {
                              options = options || {};
  
                              var bb = new BlobBuilder();
                              mapArrayBufferViews(ary);
  
                              for (var i = 0; i < ary.length; i++) {
                                  bb.append(ary[i]);
                              }
  
                              return (options.type)
                                  ? bb.getBlob(options.type)
                                  : bb.getBlob();
                          };
  
                          function BlobConstructor(ary, options) {
                              mapArrayBufferViews(ary);
                              return new Blob(ary, options || {});
                          };
  
                          module.exports = (function() {
                              if (blobSupported) {
                                  return blobSupportsArrayBufferView
                                      ? global.Blob
                                      : BlobConstructor;
                              } else if (blobBuilderSupported) {
                                  return BlobBuilderConstructor;
                              } else {
                                  return undefined;
                              }
                          })();
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {}
              ],
              15: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Expose `Emitter`.
   */
  
                      module.exports = Emitter;
  
                      /**
   * Initialize a new `Emitter`.
   *
   * @api public
   */
  
                      function Emitter(obj) {
                          if (obj)
                              return mixin(obj);
                          };
  
                      /**
   * Mixin the emitter properties.
   *
   * @param {Object} obj
   * @return {Object}
   * @api private
   */
  
                      function mixin(obj) {
                          for (var key in Emitter.prototype) {
                              obj[key] = Emitter.prototype[key];
                          }
                          return obj;
                      }
  
                      /**
   * Listen on the given `event` with `fn`.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.on = Emitter.prototype.addEventListener = function(event, fn) {
                          this._callbacks = this._callbacks || {};
                          (this._callbacks[event] = this._callbacks[event] || []).push(fn);
                          return this;
                      };
  
                      /**
   * Adds an `event` listener that will be invoked a single
   * time then automatically removed.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.once = function(event, fn) {
                          var self = this;
                          this._callbacks = this._callbacks || {};
  
                          function on() {
                              self.off(event, on);
                              fn.apply(this, arguments);
                          }
  
                          on.fn = fn;
                          this.on(event, on);
                          return this;
                      };
  
                      /**
   * Remove the given callback for `event` or all
   * registered callbacks.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function(event, fn) {
                          this._callbacks = this._callbacks || {};
  
                          // all
                          if (0 == arguments.length) {
                              this._callbacks = {};
                              return this;
                          }
  
                          // specific event
                          var callbacks = this._callbacks[event];
                          if (!callbacks)
                              return this;
  
                          // remove all handlers
                          if (1 == arguments.length) {
                              delete this._callbacks[event];
                              return this;
                          }
  
                          // remove specific handler
                          var cb;
                          for (var i = 0; i < callbacks.length; i++) {
                              cb = callbacks[i];
                              if (cb === fn || cb.fn === fn) {
                                  callbacks.splice(i, 1);
                                  break;
                              }
                          }
                          return this;
                      };
  
                      /**
   * Emit `event` with the given args.
   *
   * @param {String} event
   * @param {Mixed} ...
   * @return {Emitter}
   */
  
                      Emitter.prototype.emit = function(event) {
                          this._callbacks = this._callbacks || {};
                          var args = [].slice.call(arguments, 1),
                              callbacks = this._callbacks[event];
  
                          if (callbacks) {
                              callbacks = callbacks.slice(0);
                              for (var i = 0, len = callbacks.length; i < len; ++i) {
                                  callbacks[i].apply(this, args);
                              }
                          }
  
                          return this;
                      };
  
                      /**
   * Return array of callbacks for `event`.
   *
   * @param {String} event
   * @return {Array}
   * @api public
   */
  
                      Emitter.prototype.listeners = function(event) {
                          this._callbacks = this._callbacks || {};
                          return this._callbacks[event] || [];
                      };
  
                      /**
   * Check if this emitter has `event` handlers.
   *
   * @param {String} event
   * @return {Boolean}
   * @api public
   */
  
                      Emitter.prototype.hasListeners = function(event) {
                          return !!this.listeners(event).length;
                      };
  
                  }, {}
              ],
              16: [
                  function(_dereq_, module, exports) {
  
                      module.exports = function(a, b) {
                          var fn = function() {};
                          fn.prototype = b.prototype;
                          a.prototype = new fn;
                          a.prototype.constructor = a;
                      };
                  }, {}
              ],
              17: [
                  function(_dereq_, module, exports) {
  
                      /**
   * This is the web browser implementation of `debug()`.
   *
   * Expose `debug()` as the module.
   */
  
                      exports = module.exports = _dereq_('./debug');
                      exports.log = log;
                      exports.formatArgs = formatArgs;
                      exports.save = save;
                      exports.load = load;
                      exports.useColors = useColors;
                      exports.storage = 'undefined' != typeof chrome && 'undefined' != typeof chrome.storage
                          ? chrome.storage.local
                          : localstorage();
  
                      /**
   * Colors.
   */
  
                      exports.colors = [
                          'lightseagreen',
                          'forestgreen',
                          'goldenrod',
                          'dodgerblue',
                          'darkorchid',
                          'crimson'
                      ];
  
                      /**
   * Currently only WebKit-based Web Inspectors, Firefox >= v31,
   * and the Firebug extension (any Firefox version) are known
   * to support "%c" CSS customizations.
   *
   * TODO: add a `localStorage` variable to explicitly enable/disable colors
   */
  
                      function useColors() {
                          // is webkit? http://stackoverflow.com/a/16459606/376773
                          return ('WebkitAppearance' in document.documentElement.style) ||
                          // is firebug? http://stackoverflow.com/a/398120/376773
                          (window.console && (console.firebug || (console.exception && console.table))) ||
                          // is firefox >= v31?
                          // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
                          (navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31);
                      }
  
                      /**
   * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
   */
  
                      exports.formatters.j = function(v) {
                          return JSON.stringify(v);
                      };
  
                      /**
   * Colorize log arguments if enabled.
   *
   * @api public
   */
  
                      function formatArgs() {
                          var args = arguments;
                          var useColors = this.useColors;
  
                          args[0] = (useColors
                              ? '%c'
                              : '') + this.namespace + (useColors
                              ? ' %c'
                              : ' ') + args[0] + (useColors
                              ? '%c '
                              : ' ') + '+' + exports.humanize(this.diff);
  
                          if (!useColors)
                              return args;
  
                          var c = 'color: ' + this.color;
                          args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1));
  
                          // the final "%c" is somewhat tricky, because there could be other
                          // arguments passed either before or after the %c, so we need to
                          // figure out the correct index to insert the CSS into
                          var index = 0;
                          var lastC = 0;
                          args[0].replace(/%[a-z%]/g, function(match) {
                              if ('%%' === match)
                                  return;
                              index++;
                              if ('%c' === match) {
                                  // we only are interested in the *last* %c
                                  // (the user may have provided their own)
                                  lastC = index;
                              }
                          });
  
                          args.splice(lastC, 0, c);
                          return args;
                      }
  
                      /**
   * Invokes `console.log()` when available.
   * No-op when `console.log` is not a "function".
   *
   * @api public
   */
  
                      function log() {
                          // this hackery is required for IE8/9, where
                          // the `console.log` function doesn't have 'apply'
                          return 'object' === typeof console && console.log && Function.prototype.apply.call(console.log, console, arguments);
                      }
  
                      /**
   * Save `namespaces`.
   *
   * @param {String} namespaces
   * @api private
   */
  
                      function save(namespaces) {
                          try {
                              if (null == namespaces) {
                                  exports.storage.removeItem('debug');
                              } else {
                                  exports.storage.debug = namespaces;
                              }
                          } catch (e) {}
                      }
  
                      /**
   * Load `namespaces`.
   *
   * @return {String} returns the previously persisted debug modes
   * @api private
   */
  
                      function load() {
                          var r;
                          try {
                              r = exports.storage.debug;
                          } catch (e) {}
                          return r;
                      }
  
                      /**
   * Enable namespaces listed in `localStorage.debug` initially.
   */
  
                      exports.enable(load());
  
                      /**
   * Localstorage attempts to return the localstorage.
   *
   * This is necessary because safari throws
   * when a user disables cookies/localstorage
   * and you attempt to access it.
   *
   * @return {LocalStorage}
   * @api private
   */
  
                      function localstorage() {
                          try {
                              return window.localStorage;
                          } catch (e) {}
                      }
  
                  }, {
                      "./debug": 18
                  }
              ],
              18: [
                  function(_dereq_, module, exports) {
  
                      /**
   * This is the common logic for both the Node.js and web browser
   * implementations of `debug()`.
   *
   * Expose `debug()` as the module.
   */
  
                      exports = module.exports = debug;
                      exports.coerce = coerce;
                      exports.disable = disable;
                      exports.enable = enable;
                      exports.enabled = enabled;
                      exports.humanize = _dereq_('ms');
  
                      /**
   * The currently active debug mode names, and names to skip.
   */
  
                      exports.names = [];
                      exports.skips = [];
  
                      /**
   * Map of special "%n" handling functions, for the debug "format" argument.
   *
   * Valid key names are a single, lowercased letter, i.e. "n".
   */
  
                      exports.formatters = {};
  
                      /**
   * Previously assigned color.
   */
  
                      var prevColor = 0;
  
                      /**
   * Previous log timestamp.
   */
  
                      var prevTime;
  
                      /**
   * Select a color.
   *
   * @return {Number}
   * @api private
   */
  
                      function selectColor() {
                          return exports.colors[prevColor++ % exports.colors.length];
                      }
  
                      /**
   * Create a debugger with the given `namespace`.
   *
   * @param {String} namespace
   * @return {Function}
   * @api public
   */
  
                      function debug(namespace) {
  
                          // define the `disabled` version
                          function disabled() {}
                          disabled.enabled = false;
  
                          // define the `enabled` version
                          function enabled() {
  
                              var self = enabled;
  
                              // set `diff` timestamp
                              var curr = +new Date();
                              var ms = curr - (prevTime || curr);
                              self.diff = ms;
                              self.prev = prevTime;
                              self.curr = curr;
                              prevTime = curr;
  
                              // add the `color` if not set
                              if (null == self.useColors)
                                  self.useColors = exports.useColors();
                              if (null == self.color && self.useColors)
                                  self.color = selectColor();
  
                              var args = Array.prototype.slice.call(arguments);
  
                              args[0] = exports.coerce(args[0]);
  
                              if ('string' !== typeof args[0]) {
                                  // anything else let's inspect with %o
                                  args = ['%o'].concat(args);
                              }
  
                              // apply any `formatters` transformations
                              var index = 0;
                              args[0] = args[0].replace(/%([a-z%])/g, function(match, format) {
                                  // if we encounter an escaped % then don't increase the array index
                                  if (match === '%%')
                                      return match;
                                  index++;
                                  var formatter = exports.formatters[format];
                                  if ('function' === typeof formatter) {
                                      var val = args[index];
                                      match = formatter.call(self, val);
  
                                      // now we need to remove `args[index]` since it's inlined in the `format`
                                      args.splice(index, 1);
                                      index--;
                                  }
                                  return match;
                              });
  
                              if ('function' === typeof exports.formatArgs) {
                                  args = exports.formatArgs.apply(self, args);
                              }
                              var logFn = enabled.log || exports.log || console.log.bind(console);
                              logFn.apply(self, args);
                          }
                          enabled.enabled = true;
  
                          var fn = exports.enabled(namespace)
                              ? enabled
                              : disabled;
  
                          fn.namespace = namespace;
  
                          return fn;
                      }
  
                      /**
   * Enables a debug mode by namespaces. This can include modes
   * separated by a colon and wildcards.
   *
   * @param {String} namespaces
   * @api public
   */
  
                      function enable(namespaces) {
                          exports.save(namespaces);
  
                          var split = (namespaces || '').split(/[\s,]+/);
                          var len = split.length;
  
                          for (var i = 0; i < len; i++) {
                              if (!split[i])
                                  continue; // ignore empty strings
                              namespaces = split[i].replace(/\*/g, '.*?');
                              if (namespaces[0] === '-') {
                                  exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
                              } else {
                                  exports.names.push(new RegExp('^' + namespaces + '$'));
                              }
                          }
                      }
  
                      /**
   * Disable debug output.
   *
   * @api public
   */
  
                      function disable() {
                          exports.enable('');
                      }
  
                      /**
   * Returns true if the given mode name is enabled, false otherwise.
   *
   * @param {String} name
   * @return {Boolean}
   * @api public
   */
  
                      function enabled(name) {
                          var i,
                              len;
                          for (i = 0, len = exports.skips.length; i < len; i++) {
                              if (exports.skips[i].test(name)) {
                                  return false;
                              }
                          }
                          for (i = 0, len = exports.names.length; i < len; i++) {
                              if (exports.names[i].test(name)) {
                                  return true;
                              }
                          }
                          return false;
                      }
  
                      /**
   * Coerce `val`.
   *
   * @param {Mixed} val
   * @return {Mixed}
   * @api private
   */
  
                      function coerce(val) {
                          if (val instanceof Error)
                              return val.stack || val.message;
                          return val;
                      }
  
                  }, {
                      "ms": 25
                  }
              ],
              19: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * Module dependencies.
   */
  
                          var keys = _dereq_('./keys');
                          var hasBinary = _dereq_('has-binary');
                          var sliceBuffer = _dereq_('arraybuffer.slice');
                          var base64encoder = _dereq_('base64-arraybuffer');
                          var after = _dereq_('after');
                          var utf8 = _dereq_('utf8');
  
                          /**
   * Check if we are running an android browser. That requires us to use
   * ArrayBuffer with polling transports...
   *
   * http://ghinda.net/jpeg-blob-ajax-android/
   */
  
                          var isAndroid = navigator.userAgent.match(/Android/i);
  
                          /**
   * Check if we are running in PhantomJS.
   * Uploading a Blob with PhantomJS does not work correctly, as reported here:
   * https://github.com/ariya/phantomjs/issues/11395
   * @type boolean
   */
                          var isPhantomJS = /PhantomJS/i.test(navigator.userAgent);
  
                          /**
   * When true, avoids using Blobs to encode payloads.
   * @type boolean
   */
                          var dontSendBlobs = isAndroid || isPhantomJS;
  
                          /**
   * Current protocol version.
   */
  
                          exports.protocol = 3;
  
                          /**
   * Packet types.
   */
  
                          var packets = exports.packets = {
                              open: 0, // non-ws
                              close: 1, // non-ws
                              ping: 2,
                              pong: 3,
                              message: 4,
                              upgrade: 5,
                              noop: 6
                          };
  
                          var packetslist = keys(packets);
  
                          /**
   * Premade error packet.
   */
  
                          var err = {
                              type: 'error',
                              data: 'parser error'
                          };
  
                          /**
   * Create a blob api even for blob builder when vendor prefixes exist
   */
  
                          var Blob = _dereq_('blob');
  
                          /**
   * Encodes a packet.
   *
   *     <packet type id> [ <data> ]
   *
   * Example:
   *
   *     5hello world
   *     3
   *     4
   *
   * Binary is encoded in an identical principle
   *
   * @api private
   */
  
                          exports.encodePacket = function(packet, supportsBinary, utf8encode, callback) {
                              if ('function' == typeof supportsBinary) {
                                  callback = supportsBinary;
                                  supportsBinary = false;
                              }
  
                              if ('function' == typeof utf8encode) {
                                  callback = utf8encode;
                                  utf8encode = null;
                              }
  
                              var data = (packet.data === undefined)
                                  ? undefined
                                  : packet.data.buffer || packet.data;
  
                              if (global.ArrayBuffer && data instanceof ArrayBuffer) {
                                  return encodeArrayBuffer(packet, supportsBinary, callback);
                              } else if (Blob && data instanceof global.Blob) {
                                  return encodeBlob(packet, supportsBinary, callback);
                              }
  
                              // might be an object with { base64: true, data: dataAsBase64String }
                              if (data && data.base64) {
                                  return encodeBase64Object(packet, callback);
                              }
  
                              // Sending data as a utf-8 string
                              var encoded = packets[packet.type];
  
                              // data fragment is optional
                              if (undefined !== packet.data) {
                                  encoded += utf8encode
                                      ? utf8.encode(String(packet.data))
                                      : String(packet.data);
                              }
  
                              return callback('' + encoded);
  
                          };
  
                          function encodeBase64Object(packet, callback) {
                              // packet data is an object { base64: true, data: dataAsBase64String }
                              var message = 'b' + exports.packets[packet.type] + packet.data.data;
                              return callback(message);
                          }
  
                          /**
   * Encode packet helpers for binary types
   */
  
                          function encodeArrayBuffer(packet, supportsBinary, callback) {
                              if (!supportsBinary) {
                                  return exports.encodeBase64Packet(packet, callback);
                              }
  
                              var data = packet.data;
                              var contentArray = new Uint8Array(data);
                              var resultBuffer = new Uint8Array(1 + data.byteLength);
  
                              resultBuffer[0] = packets[packet.type];
                              for (var i = 0; i < contentArray.length; i++) {
                                  resultBuffer[i + 1] = contentArray[i];
                              }
  
                              return callback(resultBuffer.buffer);
                          }
  
                          function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) {
                              if (!supportsBinary) {
                                  return exports.encodeBase64Packet(packet, callback);
                              }
  
                              var fr = new FileReader();
                              fr.onload = function() {
                                  packet.data = fr.result;
                                  exports.encodePacket(packet, supportsBinary, true, callback);
                              };
                              return fr.readAsArrayBuffer(packet.data);
                          }
  
                          function encodeBlob(packet, supportsBinary, callback) {
                              if (!supportsBinary) {
                                  return exports.encodeBase64Packet(packet, callback);
                              }
  
                              if (dontSendBlobs) {
                                  return encodeBlobAsArrayBuffer(packet, supportsBinary, callback);
                              }
  
                              var length = new Uint8Array(1);
                              length[0] = packets[packet.type];
                              var blob = new Blob([length.buffer, packet.data]);
  
                              return callback(blob);
                          }
  
                          /**
   * Encodes a packet with binary data in a base64 string
   *
   * @param {Object} packet, has `type` and `data`
   * @return {String} base64 encoded message
   */
  
                          exports.encodeBase64Packet = function(packet, callback) {
                              var message = 'b' + exports.packets[packet.type];
                              if (Blob && packet.data instanceof global.Blob) {
                                  var fr = new FileReader();
                                  fr.onload = function() {
                                      var b64 = fr.result.split(',')[1];
                                      callback(message + b64);
                                  };
                                  return fr.readAsDataURL(packet.data);
                              }
  
                              var b64data;
                              try {
                                  b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data));
                              } catch (e) {
                                  // iPhone Safari doesn't let you apply with typed arrays
                                  var typed = new Uint8Array(packet.data);
                                  var basic = new Array(typed.length);
                                  for (var i = 0; i < typed.length; i++) {
                                      basic[i] = typed[i];
                                  }
                                  b64data = String.fromCharCode.apply(null, basic);
                              }
                              message += global.btoa(b64data);
                              return callback(message);
                          };
  
                          /**
   * Decodes a packet. Changes format to Blob if requested.
   *
   * @return {Object} with `type` and `data` (if any)
   * @api private
   */
  
                          exports.decodePacket = function(data, binaryType, utf8decode) {
                              // String data
                              if (typeof data == 'string' || data === undefined) {
                                  if (data.charAt(0) == 'b') {
                                      return exports.decodeBase64Packet(data.substr(1), binaryType);
                                  }
  
                                  if (utf8decode) {
                                      try {
                                          data = utf8.decode(data);
                                      } catch (e) {
                                          return err;
                                      }
                                  }
                                  var type = data.charAt(0);
  
                                  if (Number(type) != type || !packetslist[type]) {
                                      return err;
                                  }
  
                                  if (data.length > 1) {
                                      return {type: packetslist[type], data: data.substring(1)};
                                  } else {
                                      return {type: packetslist[type]};
                                  }
                              }
  
                              var asArray = new Uint8Array(data);
                              var type = asArray[0];
                              var rest = sliceBuffer(data, 1);
                              if (Blob && binaryType === 'blob') {
                                  rest = new Blob([rest]);
                              }
                              return {type: packetslist[type], data: rest};
                          };
  
                          /**
   * Decodes a packet encoded in a base64 string
   *
   * @param {String} base64 encoded message
   * @return {Object} with `type` and `data` (if any)
   */
  
                          exports.decodeBase64Packet = function(msg, binaryType) {
                              var type = packetslist[msg.charAt(0)];
                              if (!global.ArrayBuffer) {
                                  return {
                                      type: type,
                                      data: {
                                          base64: true,
                                          data: msg.substr(1)
                                      }
                                  };
                              }
  
                              var data = base64encoder.decode(msg.substr(1));
  
                              if (binaryType === 'blob' && Blob) {
                                  data = new Blob([data]);
                              }
  
                              return {type: type, data: data};
                          };
  
                          /**
   * Encodes multiple messages (payload).
   *
   *     <length>:data
   *
   * Example:
   *
   *     11:hello world2:hi
   *
   * If any contents are binary, they will be encoded as base64 strings. Base64
   * encoded strings are marked with a b before the length specifier
   *
   * @param {Array} packets
   * @api private
   */
  
                          exports.encodePayload = function(packets, supportsBinary, callback) {
                              if (typeof supportsBinary == 'function') {
                                  callback = supportsBinary;
                                  supportsBinary = null;
                              }
  
                              var isBinary = hasBinary(packets);
  
                              if (supportsBinary && isBinary) {
                                  if (Blob && !dontSendBlobs) {
                                      return exports.encodePayloadAsBlob(packets, callback);
                                  }
  
                                  return exports.encodePayloadAsArrayBuffer(packets, callback);
                              }
  
                              if (!packets.length) {
                                  return callback('0:');
                              }
  
                              function setLengthHeader(message) {
                                  return message.length + ':' + message;
                              }
  
                              function encodeOne(packet, doneCallback) {
                                  exports.encodePacket(packet, !isBinary
                                      ? false
                                      : supportsBinary, true, function(message) {
                                      doneCallback(null, setLengthHeader(message));
                                  });
                              }
  
                              map(packets, encodeOne, function(err, results) {
                                  return callback(results.join(''));
                              });
                          };
  
                          /**
   * Async array map using after
   */
  
                          function map(ary, each, done) {
                              var result = new Array(ary.length);
                              var next = after(ary.length, done);
  
                              var eachWithIndex = function(i, el, cb) {
                                  each(el, function(error, msg) {
                                      result[i] = msg;
                                      cb(error, result);
                                  });
                              };
  
                              for (var i = 0; i < ary.length; i++) {
                                  eachWithIndex(i, ary[i], next);
                              }
                          }
  
                          /*
   * Decodes data when a payload is maybe expected. Possible binary contents are
   * decoded from their base64 representation
   *
   * @param {String} data, callback method
   * @api public
   */
  
                          exports.decodePayload = function(data, binaryType, callback) {
                              if (typeof data != 'string') {
                                  return exports.decodePayloadAsBinary(data, binaryType, callback);
                              }
  
                              if (typeof binaryType === 'function') {
                                  callback = binaryType;
                                  binaryType = null;
                              }
  
                              var packet;
                              if (data == '') {
                                  // parser error - ignoring payload
                                  return callback(err, 0, 1);
                              }
  
                              var length = '',
                                  n,
                                  msg;
  
                              for (var i = 0, l = data.length; i < l; i++) {
                                  var chr = data.charAt(i);
  
                                  if (':' != chr) {
                                      length += chr;
                                  } else {
                                      if ('' == length || (length != (n = Number(length)))) {
                                          // parser error - ignoring payload
                                          return callback(err, 0, 1);
                                      }
  
                                      msg = data.substr(i + 1, n);
  
                                      if (length != msg.length) {
                                          // parser error - ignoring payload
                                          return callback(err, 0, 1);
                                      }
  
                                      if (msg.length) {
                                          packet = exports.decodePacket(msg, binaryType, true);
  
                                          if (err.type == packet.type && err.data == packet.data) {
                                              // parser error in individual packet - ignoring payload
                                              return callback(err, 0, 1);
                                          }
  
                                          var ret = callback(packet, i + n, l);
                                          if (false === ret)
                                              return;
                                          }
  
                                      // advance cursor
                                      i += n;
                                      length = '';
                                  }
                              }
  
                              if (length != '') {
                                  // parser error - ignoring payload
                                  return callback(err, 0, 1);
                              }
  
                          };
  
                          /**
   * Encodes multiple messages (payload) as binary.
   *
   * <1 = binary, 0 = string><number from 0-9><number from 0-9>[...]<number
   * 255><data>
   *
   * Example:
   * 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers
   *
   * @param {Array} packets
   * @return {ArrayBuffer} encoded payload
   * @api private
   */
  
                          exports.encodePayloadAsArrayBuffer = function(packets, callback) {
                              if (!packets.length) {
                                  return callback(new ArrayBuffer(0));
                              }
  
                              function encodeOne(packet, doneCallback) {
                                  exports.encodePacket(packet, true, true, function(data) {
                                      return doneCallback(null, data);
                                  });
                              }
  
                              map(packets, encodeOne, function(err, encodedPackets) {
                                  var totalLength = encodedPackets.reduce(function(acc, p) {
                                      var len;
                                      if (typeof p === 'string') {
                                          len = p.length;
                                      } else {
                                          len = p.byteLength;
                                      }
                                      return acc + len.toString().length + len + 2; // string/binary identifier + separator = 2
                                  }, 0);
  
                                  var resultArray = new Uint8Array(totalLength);
  
                                  var bufferIndex = 0;
                                  encodedPackets.forEach(function(p) {
                                      var isString = typeof p === 'string';
                                      var ab = p;
                                      if (isString) {
                                          var view = new Uint8Array(p.length);
                                          for (var i = 0; i < p.length; i++) {
                                              view[i] = p.charCodeAt(i);
                                          }
                                          ab = view.buffer;
                                      }
  
                                      if (isString) { // not true binary
                                          resultArray[bufferIndex++] = 0;
                                      } else { // true binary
                                          resultArray[bufferIndex++] = 1;
                                      }
  
                                      var lenStr = ab.byteLength.toString();
                                      for (var i = 0; i < lenStr.length; i++) {
                                          resultArray[bufferIndex++] = parseInt(lenStr[i]);
                                      }
                                      resultArray[bufferIndex++] = 255;
  
                                      var view = new Uint8Array(ab);
                                      for (var i = 0; i < view.length; i++) {
                                          resultArray[bufferIndex++] = view[i];
                                      }
                                  });
  
                                  return callback(resultArray.buffer);
                              });
                          };
  
                          /**
   * Encode as Blob
   */
  
                          exports.encodePayloadAsBlob = function(packets, callback) {
                              function encodeOne(packet, doneCallback) {
                                  exports.encodePacket(packet, true, true, function(encoded) {
                                      var binaryIdentifier = new Uint8Array(1);
                                      binaryIdentifier[0] = 1;
                                      if (typeof encoded === 'string') {
                                          var view = new Uint8Array(encoded.length);
                                          for (var i = 0; i < encoded.length; i++) {
                                              view[i] = encoded.charCodeAt(i);
                                          }
                                          encoded = view.buffer;
                                          binaryIdentifier[0] = 0;
                                      }
  
                                      var len = (encoded instanceof ArrayBuffer)
                                          ? encoded.byteLength
                                          : encoded.size;
  
                                      var lenStr = len.toString();
                                      var lengthAry = new Uint8Array(lenStr.length + 1);
                                      for (var i = 0; i < lenStr.length; i++) {
                                          lengthAry[i] = parseInt(lenStr[i]);
                                      }
                                      lengthAry[lenStr.length] = 255;
  
                                      if (Blob) {
                                          var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]);
                                          doneCallback(null, blob);
                                      }
                                  });
                              }
  
                              map(packets, encodeOne, function(err, results) {
                                  return callback(new Blob(results));
                              });
                          };
  
                          /*
   * Decodes data when a payload is maybe expected. Strings are decoded by
   * interpreting each byte as a key code for entries marked to start with 0. See
   * description of encodePayloadAsBinary
   *
   * @param {ArrayBuffer} data, callback method
   * @api public
   */
  
                          exports.decodePayloadAsBinary = function(data, binaryType, callback) {
                              if (typeof binaryType === 'function') {
                                  callback = binaryType;
                                  binaryType = null;
                              }
  
                              var bufferTail = data;
                              var buffers = [];
  
                              var numberTooLong = false;
                              while (bufferTail.byteLength > 0) {
                                  var tailArray = new Uint8Array(bufferTail);
                                  var isString = tailArray[0] === 0;
                                  var msgLength = '';
  
                                  for (var i = 1;; i++) {
                                      if (tailArray[i] == 255)
                                          break;
  
                                      if (msgLength.length > 310) {
                                          numberTooLong = true;
                                          break;
                                      }
  
                                      msgLength += tailArray[i];
                                  }
  
                                  if (numberTooLong)
                                      return callback(err, 0, 1);
  
                                  bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length);
                                  msgLength = parseInt(msgLength);
  
                                  var msg = sliceBuffer(bufferTail, 0, msgLength);
                                  if (isString) {
                                      try {
                                          msg = String.fromCharCode.apply(null, new Uint8Array(msg));
                                      } catch (e) {
                                          // iPhone Safari doesn't let you apply to typed arrays
                                          var typed = new Uint8Array(msg);
                                          msg = '';
                                          for (var i = 0; i < typed.length; i++) {
                                              msg += String.fromCharCode(typed[i]);
                                          }
                                      }
                                  }
  
                                  buffers.push(msg);
                                  bufferTail = sliceBuffer(bufferTail, msgLength);
                              }
  
                              var total = buffers.length;
                              buffers.forEach(function(buffer, i) {
                                  callback(exports.decodePacket(buffer, binaryType, true), i, total);
                              });
                          };
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./keys": 20,
                      "after": 11,
                      "arraybuffer.slice": 12,
                      "base64-arraybuffer": 13,
                      "blob": 14,
                      "has-binary": 21,
                      "utf8": 29
                  }
              ],
              20: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Gets the keys for an object.
   *
   * @return {Array} keys
   * @api private
   */
  
                      module.exports = Object.keys || function keys(obj) {
                          var arr = [];
                          var has = Object.prototype.hasOwnProperty;
  
                          for (var i in obj) {
                              if (has.call(obj, i)) {
                                  arr.push(i);
                              }
                          }
                          return arr;
                      };
  
                  }, {}
              ],
              21: [
                  function(_dereq_, module, exports) {
                      (function(global) {
  
                          /*
   * Module requirements.
   */
  
                          var isArray = _dereq_('isarray');
  
                          /**
   * Module exports.
   */
  
                          module.exports = hasBinary;
  
                          /**
   * Checks for binary data.
   *
   * Right now only Buffer and ArrayBuffer are supported..
   *
   * @param {Object} anything
   * @api public
   */
  
                          function hasBinary(data) {
  
                              function _hasBinary(obj) {
                                  if (!obj)
                                      return false;
  
                                  if ((global.Buffer && global.Buffer.isBuffer(obj)) || (global.ArrayBuffer && obj instanceof ArrayBuffer) || (global.Blob && obj instanceof Blob) || (global.File && obj instanceof File)) {
                                      return true;
                                  }
  
                                  if (isArray(obj)) {
                                      for (var i = 0; i < obj.length; i++) {
                                          if (_hasBinary(obj[i])) {
                                              return true;
                                          }
                                      }
                                  } else if (obj && 'object' == typeof obj) {
                                      if (obj.toJSON) {
                                          obj = obj.toJSON();
                                      }
  
                                      for (var key in obj) {
                                          if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
                                              return true;
                                          }
                                      }
                                  }
  
                                  return false;
                              }
  
                              return _hasBinary(data);
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "isarray": 24
                  }
              ],
              22: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module exports.
   *
   * Logic borrowed from Modernizr:
   *
   *   - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/cors.js
   */
  
                      try {
                          module.exports = typeof XMLHttpRequest !== 'undefined' && 'withCredentials' in new XMLHttpRequest();
                      } catch (err) {
                          // if XMLHttp support is disabled in IE then it will throw
                          // when trying to create
                          module.exports = false;
                      }
  
                  }, {}
              ],
              23: [
                  function(_dereq_, module, exports) {
  
                      var indexOf = [].indexOf;
  
                      module.exports = function(arr, obj) {
                          if (indexOf)
                              return arr.indexOf(obj);
                          for (var i = 0; i < arr.length; ++i) {
                              if (arr[i] === obj)
                                  return i;
                              }
                          return -1;
                      };
                  }, {}
              ],
              24: [
                  function(_dereq_, module, exports) {
                      module.exports = Array.isArray || function(arr) {
                          return Object.prototype.toString.call(arr) == '[object Array]';
                      };
  
                  }, {}
              ],
              25: [
                  function(_dereq_, module, exports) {
                      /**
   * Helpers.
   */
  
                      var s = 1000;
                      var m = s * 60;
                      var h = m * 60;
                      var d = h * 24;
                      var y = d * 365.25;
  
                      /**
   * Parse or format the given `val`.
   *
   * Options:
   *
   *  - `long` verbose formatting [false]
   *
   * @param {String|Number} val
   * @param {Object} options
   * @return {String|Number}
   * @api public
   */
  
                      module.exports = function(val, options) {
                          options = options || {};
                          if ('string' == typeof val)
                              return parse(val);
                          return options.long
                              ? long(val)
                              : short(val);
                      };
  
                      /**
   * Parse the given `str` and return milliseconds.
   *
   * @param {String} str
   * @return {Number}
   * @api private
   */
  
                      function parse(str) {
                          str = '' + str;
                          if (str.length > 10000)
                              return;
                          var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);
                          if (!match)
                              return;
                          var n = parseFloat(match[1]);
                          var type = (match[2] || 'ms').toLowerCase();
                          switch (type) {
                              case 'years':
                              case 'year':
                              case 'yrs':
                              case 'yr':
                              case 'y':
                                  return n * y;
                              case 'days':
                              case 'day':
                              case 'd':
                                  return n * d;
                              case 'hours':
                              case 'hour':
                              case 'hrs':
                              case 'hr':
                              case 'h':
                                  return n * h;
                              case 'minutes':
                              case 'minute':
                              case 'mins':
                              case 'min':
                              case 'm':
                                  return n * m;
                              case 'seconds':
                              case 'second':
                              case 'secs':
                              case 'sec':
                              case 's':
                                  return n * s;
                              case 'milliseconds':
                              case 'millisecond':
                              case 'msecs':
                              case 'msec':
                              case 'ms':
                                  return n;
                          }
                      }
  
                      /**
   * Short format for `ms`.
   *
   * @param {Number} ms
   * @return {String}
   * @api private
   */
  
                      function short(ms) {
                          if (ms >= d)
                              return Math.round(ms / d) + 'd';
                          if (ms >= h)
                              return Math.round(ms / h) + 'h';
                          if (ms >= m)
                              return Math.round(ms / m) + 'm';
                          if (ms >= s)
                              return Math.round(ms / s) + 's';
                          return ms + 'ms';
                      }
  
                      /**
   * Long format for `ms`.
   *
   * @param {Number} ms
   * @return {String}
   * @api private
   */
  
                      function long(ms) {
                          return plural(ms, d, 'day') || plural(ms, h, 'hour') || plural(ms, m, 'minute') || plural(ms, s, 'second') || ms + ' ms';
                      }
  
                      /**
   * Pluralization helper.
   */
  
                      function plural(ms, n, name) {
                          if (ms < n)
                              return;
                          if (ms < n * 1.5)
                              return Math.floor(ms / n) + ' ' + name;
                          return Math.ceil(ms / n) + ' ' + name + 's';
                      }
  
                  }, {}
              ],
              26: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /**
   * JSON parse.
   *
   * @see Based on jQuery#parseJSON (MIT) and JSON2
   * @api private
   */
  
                          var rvalidchars = /^[\],:{}\s]*$/;
                          var rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
                          var rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
                          var rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g;
                          var rtrimLeft = /^\s+/;
                          var rtrimRight = /\s+$/;
  
                          module.exports = function parsejson(data) {
                              if ('string' != typeof data || !data) {
                                  return null;
                              }
  
                              data = data.replace(rtrimLeft, '').replace(rtrimRight, '');
  
                              // Attempt to parse using the native JSON parser first
                              if (global.JSON && JSON.parse) {
                                  return JSON.parse(data);
                              }
  
                              if (rvalidchars.test(data.replace(rvalidescape, '@').replace(rvalidtokens, ']').replace(rvalidbraces, ''))) {
                                  return (new Function('return ' + data))();
                              }
                          };
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {}
              ],
              27: [
                  function(_dereq_, module, exports) {
                      /**
   * Compiles a querystring
   * Returns string representation of the object
   *
   * @param {Object}
   * @api private
   */
  
                      exports.encode = function(obj) {
                          var str = '';
  
                          for (var i in obj) {
                              if (obj.hasOwnProperty(i)) {
                                  if (str.length)
                                      str += '&';
                                  str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
                              }
                          }
  
                          return str;
                      };
  
                      /**
   * Parses a simple querystring into an object
   *
   * @param {String} qs
   * @api private
   */
  
                      exports.decode = function(qs) {
                          var qry = {};
                          var pairs = qs.split('&');
                          for (var i = 0, l = pairs.length; i < l; i++) {
                              var pair = pairs[i].split('=');
                              qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
                          }
                          return qry;
                      };
  
                  }, {}
              ],
              28: [
                  function(_dereq_, module, exports) {
                      /**
   * Parses an URI
   *
   * @author Steven Levithan <stevenlevithan.com> (MIT license)
   * @api private
   */
  
                      var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
  
                      var parts = [
                          'source',
                          'protocol',
                          'authority',
                          'userInfo',
                          'user',
                          'password',
                          'host',
                          'port',
                          'relative',
                          'path',
                          'directory',
                          'file',
                          'query',
                          'anchor'
                      ];
  
                      module.exports = function parseuri(str) {
                          var src = str,
                              b = str.indexOf('['),
                              e = str.indexOf(']');
  
                          if (b != -1 && e != -1) {
                              str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
                          }
  
                          var m = re.exec(str || ''),
                              uri = {},
                              i = 14;
  
                          while (i--) {
                              uri[parts[i]] = m[i] || '';
                          }
  
                          if (b != -1 && e != -1) {
                              uri.source = src;
                              uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
                              uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
                              uri.ipv6uri = true;
                          }
  
                          return uri;
                      };
  
                  }, {}
              ],
              29: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /*! https://mths.be/utf8js v2.0.0 by @mathias */;
                          (function(root) {
  
                              // Detect free variables `exports`
                              var freeExports = typeof exports == 'object' && exports;
  
                              // Detect free variable `module`
                              var freeModule = typeof module == 'object' && module && module.exports == freeExports && module;
  
                              // Detect free variable `global`, from Node.js or Browserified code,
                              // and use it as `root`
                              var freeGlobal = typeof global == 'object' && global;
                              if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
                                  root = freeGlobal;
                              }
  
                              /*--------------------------------------------------------------------------*/
  
                              var stringFromCharCode = String.fromCharCode;
  
                              // Taken from https://mths.be/punycode
                              function ucs2decode(string) {
                                  var output = [];
                                  var counter = 0;
                                  var length = string.length;
                                  var value;
                                  var extra;
                                  while (counter < length) {
                                      value = string.charCodeAt(counter++);
                                      if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
                                          // high surrogate, and there is a next character
                                          extra = string.charCodeAt(counter++);
                                          if ((extra & 0xFC00) == 0xDC00) { // low surrogate
                                              output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
                                          } else {
                                              // unmatched surrogate; only append this code unit, in case the next
                                              // code unit is the high surrogate of a surrogate pair
                                              output.push(value);
                                              counter--;
                                          }
                                      } else {
                                          output.push(value);
                                      }
                                  }
                                  return output;
                              }
  
                              // Taken from https://mths.be/punycode
                              function ucs2encode(array) {
                                  var length = array.length;
                                  var index = -1;
                                  var value;
                                  var output = '';
                                  while (++index < length) {
                                      value = array[index];
                                      if (value > 0xFFFF) {
                                          value -= 0x10000;
                                          output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
                                          value = 0xDC00 | value & 0x3FF;
                                      }
                                      output += stringFromCharCode(value);
                                  }
                                  return output;
                              }
  
                              function checkScalarValue(codePoint) {
                                  if (codePoint >= 0xD800 && codePoint <= 0xDFFF) {
                                      throw Error('Lone surrogate U+' + codePoint.toString(16).toUpperCase() + ' is not a scalar value');
                                  }
                              }
                              /*--------------------------------------------------------------------------*/
  
                              function createByte(codePoint, shift) {
                                  return stringFromCharCode(((codePoint >> shift) & 0x3F) | 0x80);
                              }
  
                              function encodeCodePoint(codePoint) {
                                  if ((codePoint & 0xFFFFFF80) == 0) { // 1-byte sequence
                                      return stringFromCharCode(codePoint);
                                  }
                                  var symbol = '';
                                  if ((codePoint & 0xFFFFF800) == 0) { // 2-byte sequence
                                      symbol = stringFromCharCode(((codePoint >> 6) & 0x1F) | 0xC0);
                                  } else if ((codePoint & 0xFFFF0000) == 0) { // 3-byte sequence
                                      checkScalarValue(codePoint);
                                      symbol = stringFromCharCode(((codePoint >> 12) & 0x0F) | 0xE0);
                                      symbol += createByte(codePoint, 6);
                                  } else if ((codePoint & 0xFFE00000) == 0) { // 4-byte sequence
                                      symbol = stringFromCharCode(((codePoint >> 18) & 0x07) | 0xF0);
                                      symbol += createByte(codePoint, 12);
                                      symbol += createByte(codePoint, 6);
                                  }
                                  symbol += stringFromCharCode((codePoint & 0x3F) | 0x80);
                                  return symbol;
                              }
  
                              function utf8encode(string) {
                                  var codePoints = ucs2decode(string);
                                  var length = codePoints.length;
                                  var index = -1;
                                  var codePoint;
                                  var byteString = '';
                                  while (++index < length) {
                                      codePoint = codePoints[index];
                                      byteString += encodeCodePoint(codePoint);
                                  }
                                  return byteString;
                              }
  
                              /*--------------------------------------------------------------------------*/
  
                              function readContinuationByte() {
                                  if (byteIndex >= byteCount) {
                                      throw Error('Invalid byte index');
                                  }
  
                                  var continuationByte = byteArray[byteIndex] & 0xFF;
                                  byteIndex++;
  
                                  if ((continuationByte & 0xC0) == 0x80) {
                                      return continuationByte & 0x3F;
                                  }
  
                                  // If we end up here, it’s not a continuation byte
                                  throw Error('Invalid continuation byte');
                              }
  
                              function decodeSymbol() {
                                  var byte1;
                                  var byte2;
                                  var byte3;
                                  var byte4;
                                  var codePoint;
  
                                  if (byteIndex > byteCount) {
                                      throw Error('Invalid byte index');
                                  }
  
                                  if (byteIndex == byteCount) {
                                      return false;
                                  }
  
                                  // Read first byte
                                  byte1 = byteArray[byteIndex] & 0xFF;
                                  byteIndex++;
  
                                  // 1-byte sequence (no continuation bytes)
                                  if ((byte1 & 0x80) == 0) {
                                      return byte1;
                                  }
  
                                  // 2-byte sequence
                                  if ((byte1 & 0xE0) == 0xC0) {
                                      var byte2 = readContinuationByte();
                                      codePoint = ((byte1 & 0x1F) << 6) | byte2;
                                      if (codePoint >= 0x80) {
                                          return codePoint;
                                      } else {
                                          throw Error('Invalid continuation byte');
                                      }
                                  }
  
                                  // 3-byte sequence (may include unpaired surrogates)
                                  if ((byte1 & 0xF0) == 0xE0) {
                                      byte2 = readContinuationByte();
                                      byte3 = readContinuationByte();
                                      codePoint = ((byte1 & 0x0F) << 12) | (byte2 << 6) | byte3;
                                      if (codePoint >= 0x0800) {
                                          checkScalarValue(codePoint);
                                          return codePoint;
                                      } else {
                                          throw Error('Invalid continuation byte');
                                      }
                                  }
  
                                  // 4-byte sequence
                                  if ((byte1 & 0xF8) == 0xF0) {
                                      byte2 = readContinuationByte();
                                      byte3 = readContinuationByte();
                                      byte4 = readContinuationByte();
                                      codePoint = ((byte1 & 0x0F) << 0x12) | (byte2 << 0x0C) | (byte3 << 0x06) | byte4;
                                      if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {
                                          return codePoint;
                                      }
                                  }
  
                                  throw Error('Invalid UTF-8 detected');
                              }
  
                              var byteArray;
                              var byteCount;
                              var byteIndex;
                              function utf8decode(byteString) {
                                  byteArray = ucs2decode(byteString);
                                  byteCount = byteArray.length;
                                  byteIndex = 0;
                                  var codePoints = [];
                                  var tmp;
                                  while ((tmp = decodeSymbol()) !== false) {
                                      codePoints.push(tmp);
                                  }
                                  return ucs2encode(codePoints);
                              }
  
                              /*--------------------------------------------------------------------------*/
  
                              var utf8 = {
                                  'version': '2.0.0',
                                  'encode': utf8encode,
                                  'decode': utf8decode
                              };
  
                              // Some AMD build optimizers, like r.js, check for specific condition patterns
                              // like the following:
                              if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) {
                                  define(function() {
                                      return utf8;
                                  });
                              } else if (freeExports && !freeExports.nodeType) {
                                  if (freeModule) { // in Node.js or RingoJS v0.8.0+
                                      freeModule.exports = utf8;
                                  } else { // in Narwhal or RingoJS v0.7.0-
                                      var object = {};
                                      var hasOwnProperty = object.hasOwnProperty;
                                      for (var key in utf8) {
                                          hasOwnProperty.call(utf8, key) && (freeExports[key] = utf8[key]);
                                      }
                                  }
                              } else { // in Rhino or a web browser
                                  root.utf8 = utf8;
                              }
  
                          }(this));
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {}
              ],
              30: [
                  function(_dereq_, module, exports) {
                      'use strict';
  
                      var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''),
                          length = 64,
                          map = {},
                          seed = 0,
                          i = 0,
                          prev;
  
                      /**
   * Return a string representing the specified number.
   *
   * @param {Number} num The number to convert.
   * @returns {String} The string representation of the number.
   * @api public
   */
                      function encode(num) {
                          var encoded = '';
  
                          do {
                              encoded = alphabet[num % length] + encoded;
                              num = Math.floor(num / length);
                          } while (num > 0);
  
                          return encoded;
                      }
  
                      /**
   * Return the integer value specified by the given string.
   *
   * @param {String} str The string to convert.
   * @returns {Number} The integer value represented by the string.
   * @api public
   */
                      function decode(str) {
                          var decoded = 0;
  
                          for (i = 0; i < str.length; i++) {
                              decoded = decoded * length + map[str.charAt(i)];
                          }
  
                          return decoded;
                      }
  
                      /**
   * Yeast: A tiny growing id generator.
   *
   * @returns {String} A unique id.
   * @api public
   */
                      function yeast() {
                          var now = encode(+ new Date());
  
                          if (now !== prev)
                              return seed = 0,
                              prev = now;
                          return now + '.' + encode(seed++);
                      }
  
                      //
                      // Map each character to its index.
                      //
                      for (; i < length; i++)
                          map[alphabet[i]] = i;
  
                      //
                      // Expose the `yeast`, `encode` and `decode` functions.
                      //
                      yeast.encode = encode;
                      yeast.decode = decode;
                      module.exports = yeast;
  
                  }, {}
              ],
              31: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module dependencies.
   */
  
                      var url = _dereq_('./url');
                      var parser = _dereq_('socket.io-parser');
                      var Manager = _dereq_('./manager');
                      var debug = _dereq_('debug')('socket.io-client');
  
                      /**
   * Module exports.
   */
  
                      module.exports = exports = lookup;
  
                      /**
   * Managers cache.
   */
  
                      var cache = exports.managers = {};
  
                      /**
   * Looks up an existing `Manager` for multiplexing.
   * If the user summons:
   *
   *   `io('http://localhost/a');`
   *   `io('http://localhost/b');`
   *
   * We reuse the existing instance based on same scheme/port/host,
   * and we initialize sockets for each namespace.
   *
   * @api public
   */
  
                      function lookup(uri, opts) {
                          if (typeof uri == 'object') {
                              opts = uri;
                              uri = undefined;
                          }
  
                          opts = opts || {};
  
                          var parsed = url(uri);
                          var source = parsed.source;
                          var id = parsed.id;
                          var path = parsed.path;
                          var sameNamespace = cache[id] && path in cache[id].nsps;
                          var newConnection = opts.forceNew || opts['force new connection'] || false === opts.multiplex || sameNamespace;
  
                          var io;
  
                          if (newConnection) {
                              debug('ignoring socket cache for %s', source);
                              io = Manager(source, opts);
                          } else {
                              if (!cache[id]) {
                                  debug('new io instance for %s', source);
                                  cache[id] = Manager(source, opts);
                              }
                              io = cache[id];
                          }
  
                          return io.socket(parsed.path);
                      }
  
                      /**
   * Protocol version.
   *
   * @api public
   */
  
                      exports.protocol = parser.protocol;
  
                      /**
   * `connect`.
   *
   * @param {String} uri
   * @api public
   */
  
                      exports.connect = lookup;
  
                      /**
   * Expose constructors for standalone build.
   *
   * @api public
   */
  
                      exports.Manager = _dereq_('./manager');
                      exports.Socket = _dereq_('./socket');
  
                  }, {
                      "./manager": 32,
                      "./socket": 34,
                      "./url": 35,
                      "debug": 39,
                      "socket.io-parser": 47
                  }
              ],
              32: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module dependencies.
   */
  
                      var eio = _dereq_('engine.io-client');
                      var Socket = _dereq_('./socket');
                      var Emitter = _dereq_('component-emitter');
                      var parser = _dereq_('socket.io-parser');
                      var on = _dereq_('./on');
                      var bind = _dereq_('component-bind');
                      var debug = _dereq_('debug')('socket.io-client:manager');
                      var indexOf = _dereq_('indexof');
                      var Backoff = _dereq_('backo2');
  
                      /**
   * IE6+ hasOwnProperty
   */
  
                      var has = Object.prototype.hasOwnProperty;
  
                      /**
   * Module exports
   */
  
                      module.exports = Manager;
  
                      /**
   * `Manager` constructor.
   *
   * @param {String} engine instance or engine uri/opts
   * @param {Object} options
   * @api public
   */
  
                      function Manager(uri, opts) {
                          if (!(this instanceof Manager))
                              return new Manager(uri, opts);
                          if (uri && ('object' == typeof uri)) {
                              opts = uri;
                              uri = undefined;
                          }
                          opts = opts || {};
  
                          opts.path = opts.path || '/socket.io';
                          this.nsps = {};
                          this.subs = [];
                          this.opts = opts;
                          this.reconnection(opts.reconnection !== false);
                          this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
                          this.reconnectionDelay(opts.reconnectionDelay || 1000);
                          this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
                          this.randomizationFactor(opts.randomizationFactor || 0.5);
                          this.backoff = new Backoff({min: this.reconnectionDelay(), max: this.reconnectionDelayMax(), jitter: this.randomizationFactor()});
                          this.timeout(null == opts.timeout
                              ? 20000
                              : opts.timeout);
                          this.readyState = 'closed';
                          this.uri = uri;
                          this.connecting = [];
                          this.lastPing = null;
                          this.encoding = false;
                          this.packetBuffer = [];
                          this.encoder = new parser.Encoder();
                          this.decoder = new parser.Decoder();
                          this.autoConnect = opts.autoConnect !== false;
                          if (this.autoConnect)
                              this.open();
                          }
  
                      /**
   * Propagate given event to sockets and emit on `this`
   *
   * @api private
   */
  
                      Manager.prototype.emitAll = function() {
                          this.emit.apply(this, arguments);
                          for (var nsp in this.nsps) {
                              if (has.call(this.nsps, nsp)) {
                                  this.nsps[nsp].emit.apply(this.nsps[nsp], arguments);
                              }
                          }
                      };
  
                      /**
   * Update `socket.id` of all sockets
   *
   * @api private
   */
  
                      Manager.prototype.updateSocketIds = function() {
                          for (var nsp in this.nsps) {
                              if (has.call(this.nsps, nsp)) {
                                  this.nsps[nsp].id = this.engine.id;
                              }
                          }
                      };
  
                      /**
   * Mix in `Emitter`.
   */
  
                      Emitter(Manager.prototype);
  
                      /**
   * Sets the `reconnection` config.
   *
   * @param {Boolean} true/false if it should automatically reconnect
   * @return {Manager} self or value
   * @api public
   */
  
                      Manager.prototype.reconnection = function(v) {
                          if (!arguments.length)
                              return this._reconnection;
                          this._reconnection = !!v;
                          return this;
                      };
  
                      /**
   * Sets the reconnection attempts config.
   *
   * @param {Number} max reconnection attempts before giving up
   * @return {Manager} self or value
   * @api public
   */
  
                      Manager.prototype.reconnectionAttempts = function(v) {
                          if (!arguments.length)
                              return this._reconnectionAttempts;
                          this._reconnectionAttempts = v;
                          return this;
                      };
  
                      /**
   * Sets the delay between reconnections.
   *
   * @param {Number} delay
   * @return {Manager} self or value
   * @api public
   */
  
                      Manager.prototype.reconnectionDelay = function(v) {
                          if (!arguments.length)
                              return this._reconnectionDelay;
                          this._reconnectionDelay = v;
                          this.backoff && this.backoff.setMin(v);
                          return this;
                      };
  
                      Manager.prototype.randomizationFactor = function(v) {
                          if (!arguments.length)
                              return this._randomizationFactor;
                          this._randomizationFactor = v;
                          this.backoff && this.backoff.setJitter(v);
                          return this;
                      };
  
                      /**
   * Sets the maximum delay between reconnections.
   *
   * @param {Number} delay
   * @return {Manager} self or value
   * @api public
   */
  
                      Manager.prototype.reconnectionDelayMax = function(v) {
                          if (!arguments.length)
                              return this._reconnectionDelayMax;
                          this._reconnectionDelayMax = v;
                          this.backoff && this.backoff.setMax(v);
                          return this;
                      };
  
                      /**
   * Sets the connection timeout. `false` to disable
   *
   * @return {Manager} self or value
   * @api public
   */
  
                      Manager.prototype.timeout = function(v) {
                          if (!arguments.length)
                              return this._timeout;
                          this._timeout = v;
                          return this;
                      };
  
                      /**
   * Starts trying to reconnect if reconnection is enabled and we have not
   * started reconnecting yet
   *
   * @api private
   */
  
                      Manager.prototype.maybeReconnectOnOpen = function() {
                          // Only try to reconnect if it's the first time we're connecting
                          if (!this.reconnecting && this._reconnection && this.backoff.attempts === 0) {
                              // keeps reconnection from firing twice for the same reconnection loop
                              this.reconnect();
                          }
                      };
  
                      /**
   * Sets the current transport `socket`.
   *
   * @param {Function} optional, callback
   * @return {Manager} self
   * @api public
   */
  
                      Manager.prototype.open = Manager.prototype.connect = function(fn) {
                          debug('readyState %s', this.readyState);
                          if (~ this.readyState.indexOf('open'))
                              return this;
  
                          debug('opening %s', this.uri);
                          this.engine = eio(this.uri, this.opts);
                          var socket = this.engine;
                          var self = this;
                          this.readyState = 'opening';
                          this.skipReconnect = false;
  
                          // emit `open`
                          var openSub = on(socket, 'open', function() {
                              self.onopen();
                              fn && fn();
                          });
  
                          // emit `connect_error`
                          var errorSub = on(socket, 'error', function(data) {
                              debug('connect_error');
                              self.cleanup();
                              self.readyState = 'closed';
                              self.emitAll('connect_error', data);
                              if (fn) {
                                  var err = new Error('Connection error');
                                  err.data = data;
                                  fn(err);
                              } else {
                                  // Only do this if there is no fn to handle the error
                                  self.maybeReconnectOnOpen();
                              }
                          });
  
                          // emit `connect_timeout`
                          if (false !== this._timeout) {
                              var timeout = this._timeout;
                              debug('connect attempt will timeout after %d', timeout);
  
                              // set timer
                              var timer = setTimeout(function() {
                                  debug('connect attempt timed out after %d', timeout);
                                  openSub.destroy();
                                  socket.close();
                                  socket.emit('error', 'timeout');
                                  self.emitAll('connect_timeout', timeout);
                              }, timeout);
  
                              this.subs.push({
                                  destroy: function() {
                                      clearTimeout(timer);
                                  }
                              });
                          }
  
                          this.subs.push(openSub);
                          this.subs.push(errorSub);
  
                          return this;
                      };
  
                      /**
   * Called upon transport open.
   *
   * @api private
   */
  
                      Manager.prototype.onopen = function() {
                          debug('open');
  
                          // clear old subs
                          this.cleanup();
  
                          // mark as open
                          this.readyState = 'open';
                          this.emit('open');
  
                          // add new subs
                          var socket = this.engine;
                          this.subs.push(on(socket, 'data', bind(this, 'ondata')));
                          this.subs.push(on(socket, 'ping', bind(this, 'onping')));
                          this.subs.push(on(socket, 'pong', bind(this, 'onpong')));
                          this.subs.push(on(socket, 'error', bind(this, 'onerror')));
                          this.subs.push(on(socket, 'close', bind(this, 'onclose')));
                          this.subs.push(on(this.decoder, 'decoded', bind(this, 'ondecoded')));
                      };
  
                      /**
   * Called upon a ping.
   *
   * @api private
   */
  
                      Manager.prototype.onping = function() {
                          this.lastPing = new Date;
                          this.emitAll('ping');
                      };
  
                      /**
   * Called upon a packet.
   *
   * @api private
   */
  
                      Manager.prototype.onpong = function() {
                          this.emitAll('pong', new Date - this.lastPing);
                      };
  
                      /**
   * Called with data.
   *
   * @api private
   */
  
                      Manager.prototype.ondata = function(data) {
                          this.decoder.add(data);
                      };
  
                      /**
   * Called when parser fully decodes a packet.
   *
   * @api private
   */
  
                      Manager.prototype.ondecoded = function(packet) {
                          this.emit('packet', packet);
                      };
  
                      /**
   * Called upon socket error.
   *
   * @api private
   */
  
                      Manager.prototype.onerror = function(err) {
                          debug('error', err);
                          this.emitAll('error', err);
                      };
  
                      /**
   * Creates a new socket for the given `nsp`.
   *
   * @return {Socket}
   * @api public
   */
  
                      Manager.prototype.socket = function(nsp) {
                          var socket = this.nsps[nsp];
                          if (!socket) {
                              socket = new Socket(this, nsp);
                              this.nsps[nsp] = socket;
                              var self = this;
                              socket.on('connecting', onConnecting);
                              socket.on('connect', function() {
                                  socket.id = self.engine.id;
                              });
  
                              if (this.autoConnect) {
                                  // manually call here since connecting evnet is fired before listening
                                  onConnecting();
                              }
                          }
  
                          function onConnecting() {
                              if (!~ indexOf(self.connecting, socket)) {
                                  self.connecting.push(socket);
                              }
                          }
  
                          return socket;
                      };
  
                      /**
   * Called upon a socket close.
   *
   * @param {Socket} socket
   */
  
                      Manager.prototype.destroy = function(socket) {
                          var index = indexOf(this.connecting, socket);
                          if (~ index)
                              this.connecting.splice(index, 1);
                          if (this.connecting.length)
                              return;
  
                          this.close();
                      };
  
                      /**
   * Writes a packet.
   *
   * @param {Object} packet
   * @api private
   */
  
                      Manager.prototype.packet = function(packet) {
                          debug('writing packet %j', packet);
                          var self = this;
  
                          if (!self.encoding) {
                              // encode, then write to engine with result
                              self.encoding = true;
                              this.encoder.encode(packet, function(encodedPackets) {
                                  for (var i = 0; i < encodedPackets.length; i++) {
                                      self.engine.write(encodedPackets[i], packet.options);
                                  }
                                  self.encoding = false;
                                  self.processPacketQueue();
                              });
                          } else { // add packet to the queue
                              self.packetBuffer.push(packet);
                          }
                      };
  
                      /**
   * If packet buffer is non-empty, begins encoding the
   * next packet in line.
   *
   * @api private
   */
  
                      Manager.prototype.processPacketQueue = function() {
                          if (this.packetBuffer.length > 0 && !this.encoding) {
                              var pack = this.packetBuffer.shift();
                              this.packet(pack);
                          }
                      };
  
                      /**
   * Clean up transport subscriptions and packet buffer.
   *
   * @api private
   */
  
                      Manager.prototype.cleanup = function() {
                          debug('cleanup');
  
                          var sub;
                          while (sub = this.subs.shift())
                              sub.destroy();
  
                          this.packetBuffer = [];
                          this.encoding = false;
                          this.lastPing = null;
  
                          this.decoder.destroy();
                      };
  
                      /**
   * Close the current socket.
   *
   * @api private
   */
  
                      Manager.prototype.close = Manager.prototype.disconnect = function() {
                          debug('disconnect');
                          this.skipReconnect = true;
                          this.reconnecting = false;
                          if ('opening' == this.readyState) {
                              // `onclose` will not fire because
                              // an open event never happened
                              this.cleanup();
                          }
                          this.backoff.reset();
                          this.readyState = 'closed';
                          if (this.engine)
                              this.engine.close();
                          };
  
                      /**
   * Called upon engine close.
   *
   * @api private
   */
  
                      Manager.prototype.onclose = function(reason) {
                          debug('onclose');
  
                          this.cleanup();
                          this.backoff.reset();
                          this.readyState = 'closed';
                          this.emit('close', reason);
  
                          if (this._reconnection && !this.skipReconnect) {
                              this.reconnect();
                          }
                      };
  
                      /**
   * Attempt a reconnection.
   *
   * @api private
   */
  
                      Manager.prototype.reconnect = function() {
                          if (this.reconnecting || this.skipReconnect)
                              return this;
  
                          var self = this;
  
                          if (this.backoff.attempts >= this._reconnectionAttempts) {
                              debug('reconnect failed');
                              this.backoff.reset();
                              this.emitAll('reconnect_failed');
                              this.reconnecting = false;
                          } else {
                              var delay = this.backoff.duration();
                              debug('will wait %dms before reconnect attempt', delay);
  
                              this.reconnecting = true;
                              var timer = setTimeout(function() {
                                  if (self.skipReconnect)
                                      return;
  
                                  debug('attempting reconnect');
                                  self.emitAll('reconnect_attempt', self.backoff.attempts);
                                  self.emitAll('reconnecting', self.backoff.attempts);
  
                                  // check again for the case socket closed in above events
                                  if (self.skipReconnect)
                                      return;
  
                                  self.open(function(err) {
                                      if (err) {
                                          debug('reconnect attempt error');
                                          self.reconnecting = false;
                                          self.reconnect();
                                          self.emitAll('reconnect_error', err.data);
                                      } else {
                                          debug('reconnect success');
                                          self.onreconnect();
                                      }
                                  });
                              }, delay);
  
                              this.subs.push({
                                  destroy: function() {
                                      clearTimeout(timer);
                                  }
                              });
                          }
                      };
  
                      /**
   * Called upon successful reconnect.
   *
   * @api private
   */
  
                      Manager.prototype.onreconnect = function() {
                          var attempt = this.backoff.attempts;
                          this.reconnecting = false;
                          this.backoff.reset();
                          this.updateSocketIds();
                          this.emitAll('reconnect', attempt);
                      };
  
                  }, {
                      "./on": 33,
                      "./socket": 34,
                      "backo2": 36,
                      "component-bind": 37,
                      "component-emitter": 38,
                      "debug": 39,
                      "engine.io-client": 1,
                      "indexof": 42,
                      "socket.io-parser": 47
                  }
              ],
              33: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module exports.
   */
  
                      module.exports = on;
  
                      /**
   * Helper for subscriptions.
   *
   * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter`
   * @param {String} event name
   * @param {Function} callback
   * @api public
   */
  
                      function on(obj, ev, fn) {
                          obj.on(ev, fn);
                          return {
                              destroy: function() {
                                  obj.removeListener(ev, fn);
                              }
                          };
                      }
  
                  }, {}
              ],
              34: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module dependencies.
   */
  
                      var parser = _dereq_('socket.io-parser');
                      var Emitter = _dereq_('component-emitter');
                      var toArray = _dereq_('to-array');
                      var on = _dereq_('./on');
                      var bind = _dereq_('component-bind');
                      var debug = _dereq_('debug')('socket.io-client:socket');
                      var hasBin = _dereq_('has-binary');
  
                      /**
   * Module exports.
   */
  
                      module.exports = exports = Socket;
  
                      /**
   * Internal events (blacklisted).
   * These events can't be emitted by the user.
   *
   * @api private
   */
  
                      var events = {
                          connect: 1,
                          connect_error: 1,
                          connect_timeout: 1,
                          connecting: 1,
                          disconnect: 1,
                          error: 1,
                          reconnect: 1,
                          reconnect_attempt: 1,
                          reconnect_failed: 1,
                          reconnect_error: 1,
                          reconnecting: 1,
                          ping: 1,
                          pong: 1
                      };
  
                      /**
   * Shortcut to `Emitter#emit`.
   */
  
                      var emit = Emitter.prototype.emit;
  
                      /**
   * `Socket` constructor.
   *
   * @api public
   */
  
                      function Socket(io, nsp) {
                          this.io = io;
                          this.nsp = nsp;
                          this.json = this; // compat
                          this.ids = 0;
                          this.acks = {};
                          this.receiveBuffer = [];
                          this.sendBuffer = [];
                          this.connected = false;
                          this.disconnected = true;
                          if (this.io.autoConnect)
                              this.open();
                          }
  
                      /**
   * Mix in `Emitter`.
   */
  
                      Emitter(Socket.prototype);
  
                      /**
   * Subscribe to open, close and packet events
   *
   * @api private
   */
  
                      Socket.prototype.subEvents = function() {
                          if (this.subs)
                              return;
  
                          var io = this.io;
                          this.subs = [
                              on(io, 'open', bind(this, 'onopen')),
                              on(io, 'packet', bind(this, 'onpacket')),
                              on(io, 'close', bind(this, 'onclose'))
                          ];
                      };
  
                      /**
   * "Opens" the socket.
   *
   * @api public
   */
  
                      Socket.prototype.open = Socket.prototype.connect = function() {
                          if (this.connected)
                              return this;
  
                          this.subEvents();
                          this.io.open(); // ensure open
                          if ('open' == this.io.readyState)
                              this.onopen();
                          this.emit('connecting');
                          return this;
                      };
  
                      /**
   * Sends a `message` event.
   *
   * @return {Socket} self
   * @api public
   */
  
                      Socket.prototype.send = function() {
                          var args = toArray(arguments);
                          args.unshift('message');
                          this.emit.apply(this, args);
                          return this;
                      };
  
                      /**
   * Override `emit`.
   * If the event is in `events`, it's emitted normally.
   *
   * @param {String} event name
   * @return {Socket} self
   * @api public
   */
  
                      Socket.prototype.emit = function(ev) {
                          if (events.hasOwnProperty(ev)) {
                              emit.apply(this, arguments);
                              return this;
                          }
  
                          var args = toArray(arguments);
                          var parserType = parser.EVENT; // default
                          if (hasBin(args)) {
                              parserType = parser.BINARY_EVENT;
                          } // binary
                          var packet = {
                              type: parserType,
                              data: args
                          };
  
                          packet.options = {};
                          packet.options.compress = !this.flags || false !== this.flags.compress;
  
                          // event ack callback
                          if ('function' == typeof args[args.length - 1]) {
                              debug('emitting packet with ack id %d', this.ids);
                              this.acks[this.ids] = args.pop();
                              packet.id = this.ids++;
                          }
  
                          if (this.connected) {
                              this.packet(packet);
                          } else {
                              this.sendBuffer.push(packet);
                          }
  
                          delete this.flags;
  
                          return this;
                      };
  
                      /**
   * Sends a packet.
   *
   * @param {Object} packet
   * @api private
   */
  
                      Socket.prototype.packet = function(packet) {
                          packet.nsp = this.nsp;
                          this.io.packet(packet);
                      };
  
                      /**
   * Called upon engine `open`.
   *
   * @api private
   */
  
                      Socket.prototype.onopen = function() {
                          debug('transport is open - connecting');
  
                          // write connect packet if necessary
                          if ('/' != this.nsp) {
                              this.packet({type: parser.CONNECT});
                          }
                      };
  
                      /**
   * Called upon engine `close`.
   *
   * @param {String} reason
   * @api private
   */
  
                      Socket.prototype.onclose = function(reason) {
                          debug('close (%s)', reason);
                          this.connected = false;
                          this.disconnected = true;
                          delete this.id;
                          this.emit('disconnect', reason);
                      };
  
                      /**
   * Called with socket packet.
   *
   * @param {Object} packet
   * @api private
   */
  
                      Socket.prototype.onpacket = function(packet) {
                          if (packet.nsp != this.nsp)
                              return;
  
                          switch (packet.type) {
                              case parser.CONNECT:
                                  this.onconnect();
                                  break;
  
                              case parser.EVENT:
                                  this.onevent(packet);
                                  break;
  
                              case parser.BINARY_EVENT:
                                  this.onevent(packet);
                                  break;
  
                              case parser.ACK:
                                  this.onack(packet);
                                  break;
  
                              case parser.BINARY_ACK:
                                  this.onack(packet);
                                  break;
  
                              case parser.DISCONNECT:
                                  this.ondisconnect();
                                  break;
  
                              case parser.ERROR:
                                  this.emit('error', packet.data);
                                  break;
                          }
                      };
  
                      /**
   * Called upon a server event.
   *
   * @param {Object} packet
   * @api private
   */
  
                      Socket.prototype.onevent = function(packet) {
                          var args = packet.data || [];
                          debug('emitting event %j', args);
  
                          if (null != packet.id) {
                              debug('attaching ack callback to event');
                              args.push(this.ack(packet.id));
                          }
  
                          if (this.connected) {
                              emit.apply(this, args);
                          } else {
                              this.receiveBuffer.push(args);
                          }
                      };
  
                      /**
   * Produces an ack callback to emit with an event.
   *
   * @api private
   */
  
                      Socket.prototype.ack = function(id) {
                          var self = this;
                          var sent = false;
                          return function() {
                              // prevent double callbacks
                              if (sent)
                                  return;
                              sent = true;
                              var args = toArray(arguments);
                              debug('sending ack %j', args);
  
                              var type = hasBin(args)
                                  ? parser.BINARY_ACK
                                  : parser.ACK;
                              self.packet({type: type, id: id, data: args});
                          };
                      };
  
                      /**
   * Called upon a server acknowlegement.
   *
   * @param {Object} packet
   * @api private
   */
  
                      Socket.prototype.onack = function(packet) {
                          var ack = this.acks[packet.id];
                          if ('function' == typeof ack) {
                              debug('calling ack %s with %j', packet.id, packet.data);
                              ack.apply(this, packet.data);
                              delete this.acks[packet.id];
                          } else {
                              debug('bad ack %s', packet.id);
                          }
                      };
  
                      /**
   * Called upon server connect.
   *
   * @api private
   */
  
                      Socket.prototype.onconnect = function() {
                          this.connected = true;
                          this.disconnected = false;
                          this.emit('connect');
                          this.emitBuffered();
                      };
  
                      /**
   * Emit buffered events (received and emitted).
   *
   * @api private
   */
  
                      Socket.prototype.emitBuffered = function() {
                          var i;
                          for (i = 0; i < this.receiveBuffer.length; i++) {
                              emit.apply(this, this.receiveBuffer[i]);
                          }
                          this.receiveBuffer = [];
  
                          for (i = 0; i < this.sendBuffer.length; i++) {
                              this.packet(this.sendBuffer[i]);
                          }
                          this.sendBuffer = [];
                      };
  
                      /**
   * Called upon server disconnect.
   *
   * @api private
   */
  
                      Socket.prototype.ondisconnect = function() {
                          debug('server disconnect (%s)', this.nsp);
                          this.destroy();
                          this.onclose('io server disconnect');
                      };
  
                      /**
   * Called upon forced client/server side disconnections,
   * this method ensures the manager stops tracking us and
   * that reconnections don't get triggered for this.
   *
   * @api private.
   */
  
                      Socket.prototype.destroy = function() {
                          if (this.subs) {
                              // clean subscriptions to avoid reconnections
                              for (var i = 0; i < this.subs.length; i++) {
                                  this.subs[i].destroy();
                              }
                              this.subs = null;
                          }
  
                          this.io.destroy(this);
                      };
  
                      /**
   * Disconnects the socket manually.
   *
   * @return {Socket} self
   * @api public
   */
  
                      Socket.prototype.close = Socket.prototype.disconnect = function() {
                          if (this.connected) {
                              debug('performing disconnect (%s)', this.nsp);
                              this.packet({type: parser.DISCONNECT});
                          }
  
                          // remove socket from pool
                          this.destroy();
  
                          if (this.connected) {
                              // fire events
                              this.onclose('io client disconnect');
                          }
                          return this;
                      };
  
                      /**
   * Sets the compress flag.
   *
   * @param {Boolean} if `true`, compresses the sending data
   * @return {Socket} self
   * @api public
   */
  
                      Socket.prototype.compress = function(compress) {
                          this.flags = this.flags || {};
                          this.flags.compress = compress;
                          return this;
                      };
  
                  }, {
                      "./on": 33,
                      "component-bind": 37,
                      "component-emitter": 38,
                      "debug": 39,
                      "has-binary": 41,
                      "socket.io-parser": 47,
                      "to-array": 51
                  }
              ],
              35: [
                  function(_dereq_, module, exports) {
                      (function(global) {
  
                          /**
   * Module dependencies.
   */
  
                          var parseuri = _dereq_('parseuri');
                          var debug = _dereq_('debug')('socket.io-client:url');
  
                          /**
   * Module exports.
   */
  
                          module.exports = url;
  
                          /**
   * URL parser.
   *
   * @param {String} url
   * @param {Object} An object meant to mimic window.location.
   *                 Defaults to window.location.
   * @api public
   */
  
                          function url(uri, loc) {
                              var obj = uri;
  
                              // default to window.location
                              var loc = loc || global.location;
                              if (null == uri)
                                  uri = loc.protocol + '//' + loc.host;
  
                              // relative path support
                              if ('string' == typeof uri) {
                                  if ('/' == uri.charAt(0)) {
                                      if ('/' == uri.charAt(1)) {
                                          uri = loc.protocol + uri;
                                      } else {
                                          uri = loc.host + uri;
                                      }
                                  }
  
                                  if (!/^(https?|wss?):\/\//.test(uri)) {
                                      debug('protocol-less url %s', uri);
                                      if ('undefined' != typeof loc) {
                                          uri = loc.protocol + '//' + uri;
                                      } else {
                                          uri = 'https://' + uri;
                                      }
                                  }
  
                                  // parse
                                  debug('parse %s', uri);
                                  obj = parseuri(uri);
                              }
  
                              // make sure we treat `localhost:80` and `localhost` equally
                              if (!obj.port) {
                                  if (/^(http|ws)$/.test(obj.protocol)) {
                                      obj.port = '80';
                                  } else if (/^(http|ws)s$/.test(obj.protocol)) {
                                      obj.port = '443';
                                  }
                              }
  
                              obj.path = obj.path || '/';
  
                              var ipv6 = obj.host.indexOf(':') !== -1;
                              var host = ipv6
                                  ? '[' + obj.host + ']'
                                  : obj.host;
  
                              // define unique id
                              obj.id = obj.protocol + '://' + host + ':' + obj.port;
                              // define href
                              obj.href = obj.protocol + '://' + host + (loc && loc.port == obj.port
                                  ? ''
                                  : (':' + obj.port));
  
                              return obj;
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "debug": 39,
                      "parseuri": 45
                  }
              ],
              36: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Expose `Backoff`.
   */
  
                      module.exports = Backoff;
  
                      /**
   * Initialize backoff timer with `opts`.
   *
   * - `min` initial timeout in milliseconds [100]
   * - `max` max timeout [10000]
   * - `jitter` [0]
   * - `factor` [2]
   *
   * @param {Object} opts
   * @api public
   */
  
                      function Backoff(opts) {
                          opts = opts || {};
                          this.ms = opts.min || 100;
                          this.max = opts.max || 10000;
                          this.factor = opts.factor || 2;
                          this.jitter = opts.jitter > 0 && opts.jitter <= 1
                              ? opts.jitter
                              : 0;
                          this.attempts = 0;
                      }
  
                      /**
   * Return the backoff duration.
   *
   * @return {Number}
   * @api public
   */
  
                      Backoff.prototype.duration = function() {
                          var ms = this.ms * Math.pow(this.factor, this.attempts++);
                          if (this.jitter) {
                              var rand = Math.random();
                              var deviation = Math.floor(rand * this.jitter * ms);
                              ms = (Math.floor(rand * 10) & 1) == 0
                                  ? ms - deviation
                                  : ms + deviation;
                          }
                          return Math.min(ms, this.max) | 0;
                      };
  
                      /**
   * Reset the number of attempts.
   *
   * @api public
   */
  
                      Backoff.prototype.reset = function() {
                          this.attempts = 0;
                      };
  
                      /**
   * Set the minimum duration
   *
   * @api public
   */
  
                      Backoff.prototype.setMin = function(min) {
                          this.ms = min;
                      };
  
                      /**
   * Set the maximum duration
   *
   * @api public
   */
  
                      Backoff.prototype.setMax = function(max) {
                          this.max = max;
                      };
  
                      /**
   * Set the jitter
   *
   * @api public
   */
  
                      Backoff.prototype.setJitter = function(jitter) {
                          this.jitter = jitter;
                      };
  
                  }, {}
              ],
              37: [
                  function(_dereq_, module, exports) {
                      /**
   * Slice reference.
   */
  
                      var slice = [].slice;
  
                      /**
   * Bind `obj` to `fn`.
   *
   * @param {Object} obj
   * @param {Function|String} fn or string
   * @return {Function}
   * @api public
   */
  
                      module.exports = function(obj, fn) {
                          if ('string' == typeof fn)
                              fn = obj[fn];
                          if ('function' != typeof fn)
                              throw new Error('bind() requires a function');
                          var args = slice.call(arguments, 2);
                          return function() {
                              return fn.apply(obj, args.concat(slice.call(arguments)));
                          }
                      };
  
                  }, {}
              ],
              38: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Expose `Emitter`.
   */
  
                      module.exports = Emitter;
  
                      /**
   * Initialize a new `Emitter`.
   *
   * @api public
   */
  
                      function Emitter(obj) {
                          if (obj)
                              return mixin(obj);
                          };
  
                      /**
   * Mixin the emitter properties.
   *
   * @param {Object} obj
   * @return {Object}
   * @api private
   */
  
                      function mixin(obj) {
                          for (var key in Emitter.prototype) {
                              obj[key] = Emitter.prototype[key];
                          }
                          return obj;
                      }
  
                      /**
   * Listen on the given `event` with `fn`.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.on = Emitter.prototype.addEventListener = function(event, fn) {
                          this._callbacks = this._callbacks || {};
                          (this._callbacks['$' + event] = this._callbacks['$' + event] || []).push(fn);
                          return this;
                      };
  
                      /**
   * Adds an `event` listener that will be invoked a single
   * time then automatically removed.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.once = function(event, fn) {
                          function on() {
                              this.off(event, on);
                              fn.apply(this, arguments);
                          }
  
                          on.fn = fn;
                          this.on(event, on);
                          return this;
                      };
  
                      /**
   * Remove the given callback for `event` or all
   * registered callbacks.
   *
   * @param {String} event
   * @param {Function} fn
   * @return {Emitter}
   * @api public
   */
  
                      Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function(event, fn) {
                          this._callbacks = this._callbacks || {};
  
                          // all
                          if (0 == arguments.length) {
                              this._callbacks = {};
                              return this;
                          }
  
                          // specific event
                          var callbacks = this._callbacks['$' + event];
                          if (!callbacks)
                              return this;
  
                          // remove all handlers
                          if (1 == arguments.length) {
                              delete this._callbacks['$' + event];
                              return this;
                          }
  
                          // remove specific handler
                          var cb;
                          for (var i = 0; i < callbacks.length; i++) {
                              cb = callbacks[i];
                              if (cb === fn || cb.fn === fn) {
                                  callbacks.splice(i, 1);
                                  break;
                              }
                          }
                          return this;
                      };
  
                      /**
   * Emit `event` with the given args.
   *
   * @param {String} event
   * @param {Mixed} ...
   * @return {Emitter}
   */
  
                      Emitter.prototype.emit = function(event) {
                          this._callbacks = this._callbacks || {};
                          var args = [].slice.call(arguments, 1),
                              callbacks = this._callbacks['$' + event];
  
                          if (callbacks) {
                              callbacks = callbacks.slice(0);
                              for (var i = 0, len = callbacks.length; i < len; ++i) {
                                  callbacks[i].apply(this, args);
                              }
                          }
  
                          return this;
                      };
  
                      /**
   * Return array of callbacks for `event`.
   *
   * @param {String} event
   * @return {Array}
   * @api public
   */
  
                      Emitter.prototype.listeners = function(event) {
                          this._callbacks = this._callbacks || {};
                          return this._callbacks['$' + event] || [];
                      };
  
                      /**
   * Check if this emitter has `event` handlers.
   *
   * @param {String} event
   * @return {Boolean}
   * @api public
   */
  
                      Emitter.prototype.hasListeners = function(event) {
                          return !!this.listeners(event).length;
                      };
  
                  }, {}
              ],
              39: [
                  function(_dereq_, module, exports) {
                      arguments[4][17][0].apply(exports, arguments)
                  }, {
                      "./debug": 40,
                      "dup": 17
                  }
              ],
              40: [
                  function(_dereq_, module, exports) {
                      arguments[4][18][0].apply(exports, arguments)
                  }, {
                      "dup": 18,
                      "ms": 44
                  }
              ],
              41: [
                  function(_dereq_, module, exports) {
                      (function(global) {
  
                          /*
   * Module requirements.
   */
  
                          var isArray = _dereq_('isarray');
  
                          /**
   * Module exports.
   */
  
                          module.exports = hasBinary;
  
                          /**
   * Checks for binary data.
   *
   * Right now only Buffer and ArrayBuffer are supported..
   *
   * @param {Object} anything
   * @api public
   */
  
                          function hasBinary(data) {
  
                              function _hasBinary(obj) {
                                  if (!obj)
                                      return false;
  
                                  if ((global.Buffer && global.Buffer.isBuffer && global.Buffer.isBuffer(obj)) || (global.ArrayBuffer && obj instanceof ArrayBuffer) || (global.Blob && obj instanceof Blob) || (global.File && obj instanceof File)) {
                                      return true;
                                  }
  
                                  if (isArray(obj)) {
                                      for (var i = 0; i < obj.length; i++) {
                                          if (_hasBinary(obj[i])) {
                                              return true;
                                          }
                                      }
                                  } else if (obj && 'object' == typeof obj) {
                                      // see: https://github.com/Automattic/has-binary/pull/4
                                      if (obj.toJSON && 'function' == typeof obj.toJSON) {
                                          obj = obj.toJSON();
                                      }
  
                                      for (var key in obj) {
                                          if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
                                              return true;
                                          }
                                      }
                                  }
  
                                  return false;
                              }
  
                              return _hasBinary(data);
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "isarray": 43
                  }
              ],
              42: [
                  function(_dereq_, module, exports) {
                      arguments[4][23][0].apply(exports, arguments)
                  }, {
                      "dup": 23
                  }
              ],
              43: [
                  function(_dereq_, module, exports) {
                      arguments[4][24][0].apply(exports, arguments)
                  }, {
                      "dup": 24
                  }
              ],
              44: [
                  function(_dereq_, module, exports) {
                      arguments[4][25][0].apply(exports, arguments)
                  }, {
                      "dup": 25
                  }
              ],
              45: [
                  function(_dereq_, module, exports) {
                      arguments[4][28][0].apply(exports, arguments)
                  }, {
                      "dup": 28
                  }
              ],
              46: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /*global Blob,File*/
  
                          /**
   * Module requirements
   */
  
                          var isArray = _dereq_('isarray');
                          var isBuf = _dereq_('./is-buffer');
  
                          /**
   * Replaces every Buffer | ArrayBuffer in packet with a numbered placeholder.
   * Anything with blobs or files should be fed through removeBlobs before coming
   * here.
   *
   * @param {Object} packet - socket.io event packet
   * @return {Object} with deconstructed packet and list of buffers
   * @api public
   */
  
                          exports.deconstructPacket = function(packet) {
                              var buffers = [];
                              var packetData = packet.data;
  
                              function _deconstructPacket(data) {
                                  if (!data)
                                      return data;
  
                                  if (isBuf(data)) {
                                      var placeholder = {
                                          _placeholder: true,
                                          num: buffers.length
                                      };
                                      buffers.push(data);
                                      return placeholder;
                                  } else if (isArray(data)) {
                                      var newData = new Array(data.length);
                                      for (var i = 0; i < data.length; i++) {
                                          newData[i] = _deconstructPacket(data[i]);
                                      }
                                      return newData;
                                  } else if ('object' == typeof data && !(data instanceof Date)) {
                                      var newData = {};
                                      for (var key in data) {
                                          newData[key] = _deconstructPacket(data[key]);
                                      }
                                      return newData;
                                  }
                                  return data;
                              }
  
                              var pack = packet;
                              pack.data = _deconstructPacket(packetData);
                              pack.attachments = buffers.length; // number of binary 'attachments'
                              return {packet: pack, buffers: buffers};
                          };
  
                          /**
   * Reconstructs a binary packet from its placeholder packet and buffers
   *
   * @param {Object} packet - event packet with placeholders
   * @param {Array} buffers - binary buffers to put in placeholder positions
   * @return {Object} reconstructed packet
   * @api public
   */
  
                          exports.reconstructPacket = function(packet, buffers) {
                              var curPlaceHolder = 0;
  
                              function _reconstructPacket(data) {
                                  if (data && data._placeholder) {
                                      var buf = buffers[data.num]; // appropriate buffer (should be natural order anyway)
                                      return buf;
                                  } else if (isArray(data)) {
                                      for (var i = 0; i < data.length; i++) {
                                          data[i] = _reconstructPacket(data[i]);
                                      }
                                      return data;
                                  } else if (data && 'object' == typeof data) {
                                      for (var key in data) {
                                          data[key] = _reconstructPacket(data[key]);
                                      }
                                      return data;
                                  }
                                  return data;
                              }
  
                              packet.data = _reconstructPacket(packet.data);
                              packet.attachments = undefined; // no longer useful
                              return packet;
                          };
  
                          /**
   * Asynchronously removes Blobs or Files from data via
   * FileReader's readAsArrayBuffer method. Used before encoding
   * data as msgpack. Calls callback with the blobless data.
   *
   * @param {Object} data
   * @param {Function} callback
   * @api private
   */
  
                          exports.removeBlobs = function(data, callback) {
                              function _removeBlobs(obj, curKey, containingObject) {
                                  if (!obj)
                                      return obj;
  
                                  // convert any blob
                                  if ((global.Blob && obj instanceof Blob) || (global.File && obj instanceof File)) {
                                      pendingBlobs++;
  
                                      // async filereader
                                      var fileReader = new FileReader();
                                      fileReader.onload = function() { // this.result == arraybuffer
                                          if (containingObject) {
                                              containingObject[curKey] = this.result;
                                          } else {
                                              bloblessData = this.result;
                                          }
  
                                          // if nothing pending its callback time
                                          if (!--pendingBlobs) {
                                              callback(bloblessData);
                                          }
                                      };
  
                                      fileReader.readAsArrayBuffer(obj); // blob -> arraybuffer
                                  } else if (isArray(obj)) { // handle array
                                      for (var i = 0; i < obj.length; i++) {
                                          _removeBlobs(obj[i], i, obj);
                                      }
                                  } else if (obj && 'object' == typeof obj && !isBuf(obj)) { // and object
                                      for (var key in obj) {
                                          _removeBlobs(obj[key], key, obj);
                                      }
                                  }
                              }
  
                              var pendingBlobs = 0;
                              var bloblessData = data;
                              _removeBlobs(bloblessData);
                              if (!pendingBlobs) {
                                  callback(bloblessData);
                              }
                          };
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {
                      "./is-buffer": 48,
                      "isarray": 43
                  }
              ],
              47: [
                  function(_dereq_, module, exports) {
  
                      /**
   * Module dependencies.
   */
  
                      var debug = _dereq_('debug')('socket.io-parser');
                      var json = _dereq_('json3');
                      var isArray = _dereq_('isarray');
                      var Emitter = _dereq_('component-emitter');
                      var binary = _dereq_('./binary');
                      var isBuf = _dereq_('./is-buffer');
  
                      /**
   * Protocol version.
   *
   * @api public
   */
  
                      exports.protocol = 4;
  
                      /**
   * Packet types.
   *
   * @api public
   */
  
                      exports.types = [
                          'CONNECT',
                          'DISCONNECT',
                          'EVENT',
                          'BINARY_EVENT',
                          'ACK',
                          'BINARY_ACK',
                          'ERROR'
                      ];
  
                      /**
   * Packet type `connect`.
   *
   * @api public
   */
  
                      exports.CONNECT = 0;
  
                      /**
   * Packet type `disconnect`.
   *
   * @api public
   */
  
                      exports.DISCONNECT = 1;
  
                      /**
   * Packet type `event`.
   *
   * @api public
   */
  
                      exports.EVENT = 2;
  
                      /**
   * Packet type `ack`.
   *
   * @api public
   */
  
                      exports.ACK = 3;
  
                      /**
   * Packet type `error`.
   *
   * @api public
   */
  
                      exports.ERROR = 4;
  
                      /**
   * Packet type 'binary event'
   *
   * @api public
   */
  
                      exports.BINARY_EVENT = 5;
  
                      /**
   * Packet type `binary ack`. For acks with binary arguments.
   *
   * @api public
   */
  
                      exports.BINARY_ACK = 6;
  
                      /**
   * Encoder constructor.
   *
   * @api public
   */
  
                      exports.Encoder = Encoder;
  
                      /**
   * Decoder constructor.
   *
   * @api public
   */
  
                      exports.Decoder = Decoder;
  
                      /**
   * A socket.io Encoder instance
   *
   * @api public
   */
  
                      function Encoder() {}
  
                      /**
   * Encode a packet as a single string if non-binary, or as a
   * buffer sequence, depending on packet type.
   *
   * @param {Object} obj - packet object
   * @param {Function} callback - function to handle encodings (likely engine.write)
   * @return Calls callback with Array of encodings
   * @api public
   */
  
                      Encoder.prototype.encode = function(obj, callback) {
                          debug('encoding packet %j', obj);
  
                          if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
                              encodeAsBinary(obj, callback);
                          } else {
                              var encoding = encodeAsString(obj);
                              callback([encoding]);
                          }
                      };
  
                      /**
   * Encode packet as string.
   *
   * @param {Object} packet
   * @return {String} encoded
   * @api private
   */
  
                      function encodeAsString(obj) {
                          var str = '';
                          var nsp = false;
  
                          // first is type
                          str += obj.type;
  
                          // attachments if we have them
                          if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
                              str += obj.attachments;
                              str += '-';
                          }
  
                          // if we have a namespace other than `/`
                          // we append it followed by a comma `,`
                          if (obj.nsp && '/' != obj.nsp) {
                              nsp = true;
                              str += obj.nsp;
                          }
  
                          // immediately followed by the id
                          if (null != obj.id) {
                              if (nsp) {
                                  str += ',';
                                  nsp = false;
                              }
                              str += obj.id;
                          }
  
                          // json data
                          if (null != obj.data) {
                              if (nsp)
                                  str += ',';
                              str += json.stringify(obj.data);
                          }
  
                          debug('encoded %j as %s', obj, str);
                          return str;
                      }
  
                      /**
   * Encode packet as 'buffer sequence' by removing blobs, and
   * deconstructing packet into object with placeholders and
   * a list of buffers.
   *
   * @param {Object} packet
   * @return {Buffer} encoded
   * @api private
   */
  
                      function encodeAsBinary(obj, callback) {
  
                          function writeEncoding(bloblessData) {
                              var deconstruction = binary.deconstructPacket(bloblessData);
                              var pack = encodeAsString(deconstruction.packet);
                              var buffers = deconstruction.buffers;
  
                              buffers.unshift(pack); // add packet info to beginning of data list
                              callback(buffers); // write all the buffers
                          }
  
                          binary.removeBlobs(obj, writeEncoding);
                      }
  
                      /**
   * A socket.io Decoder instance
   *
   * @return {Object} decoder
   * @api public
   */
  
                      function Decoder() {
                          this.reconstructor = null;
                      }
  
                      /**
   * Mix in `Emitter` with Decoder.
   */
  
                      Emitter(Decoder.prototype);
  
                      /**
   * Decodes an ecoded packet string into packet JSON.
   *
   * @param {String} obj - encoded packet
   * @return {Object} packet
   * @api public
   */
  
                      Decoder.prototype.add = function(obj) {
                          var packet;
                          if ('string' == typeof obj) {
                              packet = decodeString(obj);
                              if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) { // binary packet's json
                                  this.reconstructor = new BinaryReconstructor(packet);
  
                                  // no attachments, labeled binary but no binary data to follow
                                  if (this.reconstructor.reconPack.attachments === 0) {
                                      this.emit('decoded', packet);
                                  }
                              } else { // non-binary full packet
                                  this.emit('decoded', packet);
                              }
                          } else if (isBuf(obj) || obj.base64) { // raw binary data
                              if (!this.reconstructor) {
                                  throw new Error('got binary data when not reconstructing a packet');
                              } else {
                                  packet = this.reconstructor.takeBinaryData(obj);
                                  if (packet) { // received final buffer
                                      this.reconstructor = null;
                                      this.emit('decoded', packet);
                                  }
                              }
                          } else {
                              throw new Error('Unknown type: ' + obj);
                          }
                      };
  
                      /**
   * Decode a packet String (JSON data)
   *
   * @param {String} str
   * @return {Object} packet
   * @api private
   */
  
                      function decodeString(str) {
                          var p = {};
                          var i = 0;
  
                          // look up type
                          p.type = Number(str.charAt(0));
                          if (null == exports.types[p.type])
                              return error();
  
                          // look up attachments if type binary
                          if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) {
                              var buf = '';
                              while (str.charAt(++i) != '-') {
                                  buf += str.charAt(i);
                                  if (i == str.length)
                                      break;
                                  }
                              if (buf != Number(buf) || str.charAt(i) != '-') {
                                  throw new Error('Illegal attachments');
                              }
                              p.attachments = Number(buf);
                          }
  
                          // look up namespace (if any)
                          if ('/' == str.charAt(i + 1)) {
                              p.nsp = '';
                              while (++i) {
                                  var c = str.charAt(i);
                                  if (',' == c)
                                      break;
                                  p.nsp += c;
                                  if (i == str.length)
                                      break;
                                  }
                              } else {
                              p.nsp = '/';
                          }
  
                          // look up id
                          var next = str.charAt(i + 1);
                          if ('' !== next && Number(next) == next) {
                              p.id = '';
                              while (++i) {
                                  var c = str.charAt(i);
                                  if (null == c || Number(c) != c) {
                                      --i;
                                      break;
                                  }
                                  p.id += str.charAt(i);
                                  if (i == str.length)
                                      break;
                                  }
                              p.id = Number(p.id);
                          }
  
                          // look up json data
                          if (str.charAt(++i)) {
                              try {
                                  p.data = json.parse(str.substr(i));
                              } catch (e) {
                                  return error();
                              }
                          }
  
                          debug('decoded %s as %j', str, p);
                          return p;
                      }
  
                      /**
   * Deallocates a parser's resources
   *
   * @api public
   */
  
                      Decoder.prototype.destroy = function() {
                          if (this.reconstructor) {
                              this.reconstructor.finishedReconstruction();
                          }
                      };
  
                      /**
   * A manager of a binary event's 'buffer sequence'. Should
   * be constructed whenever a packet of type BINARY_EVENT is
   * decoded.
   *
   * @param {Object} packet
   * @return {BinaryReconstructor} initialized reconstructor
   * @api private
   */
  
                      function BinaryReconstructor(packet) {
                          this.reconPack = packet;
                          this.buffers = [];
                      }
  
                      /**
   * Method to be called when binary data received from connection
   * after a BINARY_EVENT packet.
   *
   * @param {Buffer | ArrayBuffer} binData - the raw binary data received
   * @return {null | Object} returns null if more binary data is expected or
   *   a reconstructed packet object if all buffers have been received.
   * @api private
   */
  
                      BinaryReconstructor.prototype.takeBinaryData = function(binData) {
                          this.buffers.push(binData);
                          if (this.buffers.length == this.reconPack.attachments) { // done with buffer list
                              var packet = binary.reconstructPacket(this.reconPack, this.buffers);
                              this.finishedReconstruction();
                              return packet;
                          }
                          return null;
                      };
  
                      /**
   * Cleans up binary packet reconstruction variables.
   *
   * @api private
   */
  
                      BinaryReconstructor.prototype.finishedReconstruction = function() {
                          this.reconPack = null;
                          this.buffers = [];
                      };
  
                      function error(data) {
                          return {type: exports.ERROR, data: 'parser error'};
                      }
  
                  }, {
                      "./binary": 46,
                      "./is-buffer": 48,
                      "component-emitter": 49,
                      "debug": 39,
                      "isarray": 43,
                      "json3": 50
                  }
              ],
              48: [
                  function(_dereq_, module, exports) {
                      (function(global) {
  
                          module.exports = isBuf;
  
                          /**
   * Returns true if obj is a buffer or an arraybuffer.
   *
   * @api private
   */
  
                          function isBuf(obj) {
                              return (global.Buffer && global.Buffer.isBuffer(obj)) || (global.ArrayBuffer && obj instanceof ArrayBuffer);
                          }
  
                      }).call(this, typeof self !== "undefined"
                          ? self
                          : typeof window !== "undefined"
                              ? window
                              : typeof global !== "undefined"
                                  ? global
                                  : {})
                  }, {}
              ],
              49: [
                  function(_dereq_, module, exports) {
                      arguments[4][15][0].apply(exports, arguments)
                  }, {
                      "dup": 15
                  }
              ],
              50: [
                  function(_dereq_, module, exports) {
                      (function(global) {
                          /*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */;
                          (function() {
                              // Detect the `define` function exposed by asynchronous module loaders. The
                              // strict `define` check is necessary for compatibility with `r.js`.
                              var isLoader = typeof define === "function" && define.amd;
  
                              // A set of types used to distinguish objects from primitives.
                              var objectTypes = {
                                  "function": true,
                                  "object": true
                              };
  
                              // Detect the `exports` object exposed by CommonJS implementations.
                              var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
  
                              // Use the `global` object exposed by Node (including Browserify via
                              // `insert-module-globals`), Narwhal, and Ringo as the default context,
                              // and the `window` object in browsers. Rhino exports a `global` function
                              // instead.
                              var root = objectTypes[typeof window] && window || this,
                                  freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
  
                              if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
                                  root = freeGlobal;
                              }
  
                              // Public: Initializes JSON 3 using the given `context` object, attaching the
                              // `stringify` and `parse` functions to the specified `exports` object.
                              function runInContext(context, exports) {
                                  context || (context = root["Object"]());
                                  exports || (exports = root["Object"]());
  
                                  // Native constructor aliases.
                                  var Number = context["Number"] || root["Number"],
                                      String = context["String"] || root["String"],
                                      Object = context["Object"] || root["Object"],
                                      Date = context["Date"] || root["Date"],
                                      SyntaxError = context["SyntaxError"] || root["SyntaxError"],
                                      TypeError = context["TypeError"] || root["TypeError"],
                                      Math = context["Math"] || root["Math"],
                                      nativeJSON = context["JSON"] || root["JSON"];
  
                                  // Delegate to the native `stringify` and `parse` implementations.
                                  if (typeof nativeJSON == "object" && nativeJSON) {
                                      exports.stringify = nativeJSON.stringify;
                                      exports.parse = nativeJSON.parse;
                                  }
  
                                  // Convenience aliases.
                                  var objectProto = Object.prototype,
                                      getClass = objectProto.toString,
                                      isProperty,
                                      forEach,
                                      undef;
  
                                  // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
                                  var isExtended = new Date(-3509827334573292);
                                  try {
                                      // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
                                      // results for certain dates in Opera >= 10.53.
                                      isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
                                      // Safari < 2.0.2 stores the internal millisecond time value correctly,
                                      // but clips the values returned by the date methods to the range of
                                      // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
                                      isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
                                  } catch (exception) {}
  
                                  // Internal: Determines whether the native `JSON.stringify` and `parse`
                                  // implementations are spec-compliant. Based on work by Ken Snyder.
                                  function has(name) {
                                      if (has[name] !== undef) {
                                          // Return cached feature test result.
                                          return has[name];
                                      }
                                      var isSupported;
                                      if (name == "bug-string-char-index") {
                                          // IE <= 7 doesn't support accessing string characters using square
                                          // bracket notation. IE 8 only supports this for primitives.
                                          isSupported = "a" [0] != "a";
                                      } else if (name == "json") {
                                          // Indicates whether both `JSON.stringify` and `JSON.parse` are
                                          // supported.
                                          isSupported = has("json-stringify") && has("json-parse");
                                      } else {
                                          var value,
                                              serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
                                          // Test `JSON.stringify`.
                                          if (name == "json-stringify") {
                                              var stringify = exports.stringify,
                                                  stringifySupported = typeof stringify == "function" && isExtended;
                                              if (stringifySupported) {
                                                  // A test function object with a custom `toJSON` method.
                                                  (value = function() {
                                                      return 1;
                                                  }).toJSON = value;
                                                  try {
                                                      stringifySupported =
                                                      // Firefox 3.1b1 and b2 serialize string, number, and boolean
                                                      // primitives as object literals.
                                                      stringify(0) === "0" &&
                                                      // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
                                                      // literals.
                                                      stringify(new Number()) === "0" && stringify(new String()) == '""' &&
                                                      // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
                                                      // does not define a canonical JSON representation (this applies to
                                                      // objects with `toJSON` properties as well, *unless* they are nested
                                                      // within an object or array).
                                                      stringify(getClass) === undef &&
                                                      // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
                                                      // FF 3.1b3 pass this test.
                                                      stringify(undef) === undef &&
                                                      // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
                                                      // respectively, if the value is omitted entirely.
                                                      stringify() === undef &&
                                                      // FF 3.1b1, 2 throw an error if the given value is not a number,
                                                      // string, array, object, Boolean, or `null` literal. This applies to
                                                      // objects with custom `toJSON` methods as well, unless they are nested
                                                      // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
                                                      // methods entirely.
                                                      stringify(value) === "1" && stringify([value]) == "[1]" &&
                                                      // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
                                                      // `"[null]"`.
                                                      stringify([undef]) == "[null]" &&
                                                      // YUI 3.0.0b1 fails to serialize `null` literals.
                                                      stringify(null) == "null" &&
                                                      // FF 3.1b1, 2 halts serialization if an array contains a function:
                                                      // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
                                                      // elides non-JSON values from objects and arrays, unless they
                                                      // define custom `toJSON` methods.
                                                      stringify([undef, getClass, null]) == "[null,null,null]" &&
                                                      // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
                                                      // where character escape codes are expected (e.g., `\b` => `\u0008`).
                                                      stringify({
                                                          "a": [value, true, false, null, "\x00\b\n\f\r\t"]
                                                      }) == serialized &&
                                                      // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
                                                      stringify(null, value) === "1" && stringify([
                                                          1, 2
                                                      ], null, 1) == "[\n 1,\n 2\n]" &&
                                                      // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
                                                      // serialize extended years.
                                                      stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
                                                      // The milliseconds are optional in ES 5, but required in 5.1.
                                                      stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
                                                      // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
                                                      // four-digit years instead of six-digit years. Credits: @Yaffle.
                                                      stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
                                                      // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
                                                      // values less than 1000. Credits: @Yaffle.
                                                      stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
                                                  } catch (exception) {
                                                      stringifySupported = false;
                                                  }
                                              }
                                              isSupported = stringifySupported;
                                          }
                                          // Test `JSON.parse`.
                                          if (name == "json-parse") {
                                              var parse = exports.parse;
                                              if (typeof parse == "function") {
                                                  try {
                                                      // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
                                                      // Conforming implementations should also coerce the initial argument to
                                                      // a string prior to parsing.
                                                      if (parse("0") === 0 && !parse(false)) {
                                                          // Simple parsing test.
                                                          value = parse(serialized);
                                                          var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
                                                          if (parseSupported) {
                                                              try {
                                                                  // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
                                                                  parseSupported = !parse('"\t"');
                                                              } catch (exception) {}
                                                              if (parseSupported) {
                                                                  try {
                                                                      // FF 4.0 and 4.0.1 allow leading `+` signs and leading
                                                                      // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
                                                                      // certain octal literals.
                                                                      parseSupported = parse("01") !== 1;
                                                                  } catch (exception) {}
                                                              }
                                                              if (parseSupported) {
                                                                  try {
                                                                      // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
                                                                      // points. These environments, along with FF 3.1b1 and 2,
                                                                      // also allow trailing commas in JSON objects and arrays.
                                                                      parseSupported = parse("1.") !== 1;
                                                                  } catch (exception) {}
                                                              }
                                                          }
                                                      }
                                                  } catch (exception) {
                                                      parseSupported = false;
                                                  }
                                              }
                                              isSupported = parseSupported;
                                          }
                                      }
                                      return has[name] = !!isSupported;
                                  }
  
                                  if (!has("json")) {
                                      // Common `[[Class]]` name aliases.
                                      var functionClass = "[object Function]",
                                          dateClass = "[object Date]",
                                          numberClass = "[object Number]",
                                          stringClass = "[object String]",
                                          arrayClass = "[object Array]",
                                          booleanClass = "[object Boolean]";
  
                                      // Detect incomplete support for accessing string characters by index.
                                      var charIndexBuggy = has("bug-string-char-index");
  
                                      // Define additional utility methods if the `Date` methods are buggy.
                                      if (!isExtended) {
                                          var floor = Math.floor;
                                          // A mapping between the months of the year and the number of days between
                                          // January 1st and the first of the respective month.
                                          var Months = [
                                              0,
                                              31,
                                              59,
                                              90,
                                              120,
                                              151,
                                              181,
                                              212,
                                              243,
                                              273,
                                              304,
                                              334
                                          ];
                                          // Internal: Calculates the number of days between the Unix epoch and the
                                          // first day of the given month.
                                          var getDay = function(year, month) {
                                              return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
                                          };
                                      }
  
                                      // Internal: Determines if a property is a direct property of the given
                                      // object. Delegates to the native `Object#hasOwnProperty` method.
                                      if (!(isProperty = objectProto.hasOwnProperty)) {
                                          isProperty = function(property) {
                                              var members = {},
                                                  constructor;
                                              if ((members.__proto__ = null, members.__proto__ = {
                                                  // The *proto* property cannot be set multiple times in recent
                                                  // versions of Firefox and SeaMonkey.
                                                  "toString": 1
                                              }, members).toString != getClass) {
                                                  // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
                                                  // supports the mutable *proto* property.
                                                  isProperty = function(property) {
                                                      // Capture and break the object's prototype chain (see section 8.6.2
                                                      // of the ES 5.1 spec). The parenthesized expression prevents an
                                                      // unsafe transformation by the Closure Compiler.
                                                      var original = this.__proto__,
                                                          result = property in(this.__proto__ = null, this);
                                                      // Restore the original prototype chain.
                                                      this.__proto__ = original;
                                                      return result;
                                                  };
                                              } else {
                                                  // Capture a reference to the top-level `Object` constructor.
                                                  constructor = members.constructor;
                                                  // Use the `constructor` property to simulate `Object#hasOwnProperty` in
                                                  // other environments.
                                                  isProperty = function(property) {
                                                      var parent = (this.constructor || constructor).prototype;
                                                      return property in this && !(property in parent && this[property] === parent[property]);
                                                  };
                                              }
                                              members = null;
                                              return isProperty.call(this, property);
                                          };
                                      }
  
                                      // Internal: Normalizes the `for...in` iteration algorithm across
                                      // environments. Each enumerated key is yielded to a `callback` function.
                                      forEach = function(object, callback) {
                                          var size = 0,
                                              Properties,
                                              members,
                                              property;
  
                                          // Tests for bugs in the current environment's `for...in` algorithm. The
                                          // `valueOf` property inherits the non-enumerable flag from
                                          // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
                                          (Properties = function() {
                                              this.valueOf = 0;
                                          }).prototype.valueOf = 0;
  
                                          // Iterate over a new instance of the `Properties` class.
                                          members = new Properties();
                                          for (property in members) {
                                              // Ignore all properties inherited from `Object.prototype`.
                                              if (isProperty.call(members, property)) {
                                                  size++;
                                              }
                                          }
                                          Properties = members = null;
  
                                          // Normalize the iteration algorithm.
                                          if (!size) {
                                              // A list of non-enumerable properties inherited from `Object.prototype`.
                                              members = [
                                                  "valueOf",
                                                  "toString",
                                                  "toLocaleString",
                                                  "propertyIsEnumerable",
                                                  "isPrototypeOf",
                                                  "hasOwnProperty",
                                                  "constructor"
                                              ];
                                              // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
                                              // properties.
                                              forEach = function(object, callback) {
                                                  var isFunction = getClass.call(object) == functionClass,
                                                      property,
                                                      length;
                                                  var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
                                                  for (property in object) {
                                                      // Gecko <= 1.0 enumerates the `prototype` property of functions under
                                                      // certain conditions; IE does not.
                                                      if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
                                                          callback(property);
                                                      }
                                                  }
                                                  // Manually invoke the callback for each non-enumerable property.
                                                  for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property)) ;
                                                  };
                                          } else if (size == 2) {
                                              // Safari <= 2.0.4 enumerates shadowed properties twice.
                                              forEach = function(object, callback) {
                                                  // Create a set of iterated properties.
                                                  var members = {},
                                                      isFunction = getClass.call(object) == functionClass,
                                                      property;
                                                  for (property in object) {
                                                      // Store each property name to prevent double enumeration. The
                                                      // `prototype` property of functions is not enumerated due to cross-
                                                      // environment inconsistencies.
                                                      if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
                                                          callback(property);
                                                      }
                                                  }
                                              };
                                          } else {
                                              // No bugs detected; use the standard `for...in` algorithm.
                                              forEach = function(object, callback) {
                                                  var isFunction = getClass.call(object) == functionClass,
                                                      property,
                                                      isConstructor;
                                                  for (property in object) {
                                                      if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
                                                          callback(property);
                                                      }
                                                  }
                                                  // Manually invoke the callback for the `constructor` property due to
                                                  // cross-environment inconsistencies.
                                                  if (isConstructor || isProperty.call(object, (property = "constructor"))) {
                                                      callback(property);
                                                  }
                                              };
                                          }
                                          return forEach(object, callback);
                                      };
  
                                      // Public: Serializes a JavaScript `value` as a JSON string. The optional
                                      // `filter` argument may specify either a function that alters how object and
                                      // array members are serialized, or an array of strings and numbers that
                                      // indicates which properties should be serialized. The optional `width`
                                      // argument may be either a string or number that specifies the indentation
                                      // level of the output.
                                      if (!has("json-stringify")) {
                                          // Internal: A map of control characters and their escaped equivalents.
                                          var Escapes = {
                                              92: "\\\\",
                                              34: '\\"',
                                              8: "\\b",
                                              12: "\\f",
                                              10: "\\n",
                                              13: "\\r",
                                              9: "\\t"
                                          };
  
                                          // Internal: Converts `value` into a zero-padded string such that its
                                          // length is at least equal to `width`. The `width` must be <= 6.
                                          var leadingZeroes = "000000";
                                          var toPaddedString = function(width, value) {
                                              // The `|| 0` expression is necessary to work around a bug in
                                              // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
                                              return (leadingZeroes + (value || 0)).slice(-width);
                                          };
  
                                          // Internal: Double-quotes a string `value`, replacing all ASCII control
                                          // characters (characters with code unit values between 0 and 31) with
                                          // their escaped equivalents. This is an implementation of the
                                          // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
                                          var unicodePrefix = "\\u00";
                                          var quote = function(value) {
                                              var result = '"',
                                                  index = 0,
                                                  length = value.length,
                                                  useCharIndex = !charIndexBuggy || length > 10;
                                              var symbols = useCharIndex && (charIndexBuggy
                                                  ? value.split("")
                                                  : value);
                                              for (; index < length; index++) {
                                                  var charCode = value.charCodeAt(index);
                                                  // If the character is a control character, append its Unicode or
                                                  // shorthand escape sequence; otherwise, append the character as-is.
                                                  switch (charCode) {
                                                      case 8:
                                                      case 9:
                                                      case 10:
                                                      case 12:
                                                      case 13:
                                                      case 34:
                                                      case 92:
                                                          result += Escapes[charCode];
                                                          break;
                                                      default:
                                                          if (charCode < 32) {
                                                              result += unicodePrefix + toPaddedString(2, charCode.toString(16));
                                                              break;
                                                          }
                                                          result += useCharIndex
                                                              ? symbols[index]
                                                              : value.charAt(index);
                                                  }
                                              }
                                              return result + '"';
                                          };
  
                                          // Internal: Recursively serializes an object. Implements the
                                          // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
                                          var serialize = function(property, object, callback, properties, whitespace, indentation, stack) {
                                              var value,
                                                  className,
                                                  year,
                                                  month,
                                                  date,
                                                  time,
                                                  hours,
                                                  minutes,
                                                  seconds,
                                                  milliseconds,
                                                  results,
                                                  element,
                                                  index,
                                                  length,
                                                  prefix,
                                                  result;
                                              try {
                                                  // Necessary for host object support.
                                                  value = object[property];
                                              } catch (exception) {}
                                              if (typeof value == "object" && value) {
                                                  className = getClass.call(value);
                                                  if (className == dateClass && !isProperty.call(value, "toJSON")) {
                                                      if (value > -1 / 0 && value < 1 / 0) {
                                                          // Dates are serialized according to the `Date#toJSON` method
                                                          // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
                                                          // for the ISO 8601 date time string format.
                                                          if (getDay) {
                                                              // Manually compute the year, month, date, hours, minutes,
                                                              // seconds, and milliseconds if the `getUTC*` methods are
                                                              // buggy. Adapted from @Yaffle's `date-shim` project.
                                                              date = floor(value / 864e5);
                                                              for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++)
                                                              ;
                                                              for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++)
                                                              ;
                                                              date = 1 + date - getDay(year, month);
                                                              // The `time` value specifies the time within the day (see ES
                                                              // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
                                                              // to compute `A modulo B`, as the `%` operator does not
                                                              // correspond to the `modulo` operation for negative numbers.
                                                              time = (value % 864e5 + 864e5) % 864e5;
                                                              // The hours, minutes, seconds, and milliseconds are obtained by
                                                              // decomposing the time within the day. See section 15.9.1.10.
                                                              hours = floor(time / 36e5) % 24;
                                                              minutes = floor(time / 6e4) % 60;
                                                              seconds = floor(time / 1e3) % 60;
                                                              milliseconds = time % 1e3;
                                                          } else {
                                                              year = value.getUTCFullYear();
                                                              month = value.getUTCMonth();
                                                              date = value.getUTCDate();
                                                              hours = value.getUTCHours();
                                                              minutes = value.getUTCMinutes();
                                                              seconds = value.getUTCSeconds();
                                                              milliseconds = value.getUTCMilliseconds();
                                                          }
                                                          // Serialize extended years correctly.
                                                          value = (year <= 0 || year >= 1e4
                                                              ? (year < 0
                                                                  ? "-"
                                                                  : "+") + toPaddedString(6, year < 0
                                                                  ? -year
                                                                  : year)
                                                              : toPaddedString(4, year)) + "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
                                                          // Months, dates, hours, minutes, and seconds should have two
                                                          // digits; milliseconds should have three.
                                                          "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
                                                          // Milliseconds are optional in ES 5.0, but required in 5.1.
                                                          "." + toPaddedString(3, milliseconds) + "Z";
                                                      } else {
                                                          value = null;
                                                      }
                                                  } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
                                                      // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
                                                      // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
                                                      // ignores all `toJSON` methods on these objects unless they are
                                                      // defined directly on an instance.
                                                      value = value.toJSON(property);
                                                  }
                                              }
                                              if (callback) {
                                                  // If a replacement function was provided, call it to obtain the value
                                                  // for serialization.
                                                  value = callback.call(object, property, value);
                                              }
                                              if (value === null) {
                                                  return "null";
                                              }
                                              className = getClass.call(value);
                                              if (className == booleanClass) {
                                                  // Booleans are represented literally.
                                                  return "" + value;
                                              } else if (className == numberClass) {
                                                  // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
                                                  // `"null"`.
                                                  return value > -1 / 0 && value < 1 / 0
                                                      ? "" + value
                                                      : "null";
                                              } else if (className == stringClass) {
                                                  // Strings are double-quoted and escaped.
                                                  return quote("" + value);
                                              }
                                              // Recursively serialize objects and arrays.
                                              if (typeof value == "object") {
                                                  // Check for cyclic structures. This is a linear search; performance
                                                  // is inversely proportional to the number of unique nested objects.
                                                  for (length = stack.length; length--;) {
                                                      if (stack[length] === value) {
                                                          // Cyclic structures cannot be serialized by `JSON.stringify`.
                                                          throw TypeError();
                                                      }
                                                  }
                                                  // Add the object to the stack of traversed objects.
                                                  stack.push(value);
                                                  results = [];
                                                  // Save the current indentation level and indent one additional level.
                                                  prefix = indentation;
                                                  indentation += whitespace;
                                                  if (className == arrayClass) {
                                                      // Recursively serialize array elements.
                                                      for (index = 0, length = value.length; index < length; index++) {
                                                          element = serialize(index, value, callback, properties, whitespace, indentation, stack);
                                                          results.push(element === undef
                                                              ? "null"
                                                              : element);
                                                      }
                                                      result = results.length
                                                          ? (whitespace
                                                              ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]"
                                                              : ("[" + results.join(",") + "]"))
                                                          : "[]";
                                                  } else {
                                                      // Recursively serialize object members. Members are selected from
                                                      // either a user-specified list of property names, or the object
                                                      // itself.
                                                      forEach(properties || value, function(property) {
                                                          var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
                                                          if (element !== undef) {
                                                              // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
                                                              // is not the empty string, let `member` {quote(property) + ":"}
                                                              // be the concatenation of `member` and the `space` character."
                                                              // The "`space` character" refers to the literal space
                                                              // character, not the `space` {width} argument provided to
                                                              // `JSON.stringify`.
                                                              results.push(quote(property) + ":" + (whitespace
                                                                  ? " "
                                                                  : "") + element);
                                                          }
                                                      });
                                                      result = results.length
                                                          ? (whitespace
                                                              ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}"
                                                              : ("{" + results.join(",") + "}"))
                                                          : "{}";
                                                  }
                                                  // Remove the object from the traversed object stack.
                                                  stack.pop();
                                                  return result;
                                              }
                                          };
  
                                          // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
                                          exports.stringify = function(source, filter, width) {
                                              var whitespace,
                                                  callback,
                                                  properties,
                                                  className;
                                              if (objectTypes[typeof filter] && filter) {
                                                  if ((className = getClass.call(filter)) == functionClass) {
                                                      callback = filter;
                                                  } else if (className == arrayClass) {
                                                      // Convert the property names array into a makeshift set.
                                                      properties = {};
                                                      for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1)) ;
                                                      }
                                                  }
                                              if (width) {
                                                  if ((className = getClass.call(width)) == numberClass) {
                                                      // Convert the `width` to an integer and create a string containing
                                                      // `width` number of space characters.
                                                      if ((width -= width % 1) > 0) {
                                                          for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ") ;
                                                          }
                                                      } else if (className == stringClass) {
                                                      whitespace = width.length <= 10
                                                          ? width
                                                          : width.slice(0, 10);
                                                  }
                                              }
                                              // Opera <= 7.54u2 discards the values associated with empty string keys
                                              // (`""`) only if they are used directly within an object member list
                                              // (e.g., `!("" in { "": 1})`).
                                              return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
                                          };
                                      }
  
                                      // Public: Parses a JSON source string.
                                      if (!has("json-parse")) {
                                          var fromCharCode = String.fromCharCode;
  
                                          // Internal: A map of escaped control characters and their unescaped
                                          // equivalents.
                                          var Unescapes = {
                                              92: "\\",
                                              34: '"',
                                              47: "/",
                                              98: "\b",
                                              116: "\t",
                                              110: "\n",
                                              102: "\f",
                                              114: "\r"
                                          };
  
                                          // Internal: Stores the parser state.
                                          var Index,
                                              Source;
  
                                          // Internal: Resets the parser state and throws a `SyntaxError`.
                                          var abort = function() {
                                              Index = Source = null;
                                              throw SyntaxError();
                                          };
  
                                          // Internal: Returns the next token, or `"$"` if the parser has reached
                                          // the end of the source string. A token may be a string, number, `null`
                                          // literal, or Boolean literal.
                                          var lex = function() {
                                              var source = Source,
                                                  length = source.length,
                                                  value,
                                                  begin,
                                                  position,
                                                  isSigned,
                                                  charCode;
                                              while (Index < length) {
                                                  charCode = source.charCodeAt(Index);
                                                  switch (charCode) {
                                                      case 9:
                                                      case 10:
                                                      case 13:
                                                      case 32:
                                                          // Skip whitespace tokens, including tabs, carriage returns, line
                                                          // feeds, and space characters.
                                                          Index++;
                                                          break;
                                                      case 123:
                                                      case 125:
                                                      case 91:
                                                      case 93:
                                                      case 58:
                                                      case 44:
                                                          // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
                                                          // the current position.
                                                          value = charIndexBuggy
                                                              ? source.charAt(Index)
                                                              : source[Index];
                                                          Index++;
                                                          return value;
                                                      case 34:
                                                          // `"` delimits a JSON string; advance to the next character and
                                                          // begin parsing the string. String tokens are prefixed with the
                                                          // sentinel `@` character to distinguish them from punctuators and
                                                          // end-of-string tokens.
                                                          for (value = "@", Index++; Index < length;) {
                                                              charCode = source.charCodeAt(Index);
                                                              if (charCode < 32) {
                                                                  // Unescaped ASCII control characters (those with a code unit
                                                                  // less than the space character) are not permitted.
                                                                  abort();
                                                              } else if (charCode == 92) {
                                                                  // A reverse solidus (`\`) marks the beginning of an escaped
                                                                  // control character (including `"`, `\`, and `/`) or Unicode
                                                                  // escape sequence.
                                                                  charCode = source.charCodeAt(++Index);
                                                                  switch (charCode) {
                                                                      case 92:
                                                                      case 34:
                                                                      case 47:
                                                                      case 98:
                                                                      case 116:
                                                                      case 110:
                                                                      case 102:
                                                                      case 114:
                                                                          // Revive escaped control characters.
                                                                          value += Unescapes[charCode];
                                                                          Index++;
                                                                          break;
                                                                      case 117:
                                                                          // `\u` marks the beginning of a Unicode escape sequence.
                                                                          // Advance to the first character and validate the
                                                                          // four-digit code point.
                                                                          begin = ++Index;
                                                                          for (position = Index + 4; Index < position; Index++) {
                                                                              charCode = source.charCodeAt(Index);
                                                                              // A valid sequence comprises four hexdigits (case-
                                                                              // insensitive) that form a single hexadecimal value.
                                                                              if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
                                                                                  // Invalid Unicode escape sequence.
                                                                                  abort();
                                                                              }
                                                                          }
                                                                          // Revive the escaped character.
                                                                          value += fromCharCode("0x" + source.slice(begin, Index));
                                                                          break;
                                                                      default:
                                                                          // Invalid escape sequence.
                                                                          abort();
                                                                  }
                                                              } else {
                                                                  if (charCode == 34) {
                                                                      // An unescaped double-quote character marks the end of the
                                                                      // string.
                                                                      break;
                                                                  }
                                                                  charCode = source.charCodeAt(Index);
                                                                  begin = Index;
                                                                  // Optimize for the common case where a string is valid.
                                                                  while (charCode >= 32 && charCode != 92 && charCode != 34) {
                                                                      charCode = source.charCodeAt(++Index);
                                                                  }
                                                                  // Append the string as-is.
                                                                  value += source.slice(begin, Index);
                                                              }
                                                          }
                                                          if (source.charCodeAt(Index) == 34) {
                                                              // Advance to the next character and return the revived string.
                                                              Index++;
                                                              return value;
                                                          }
                                                          // Unterminated string.
                                                          abort();
                                                      default:
                                                          // Parse numbers and literals.
                                                          begin = Index;
                                                          // Advance past the negative sign, if one is specified.
                                                          if (charCode == 45) {
                                                              isSigned = true;
                                                              charCode = source.charCodeAt(++Index);
                                                          }
                                                          // Parse an integer or floating-point value.
                                                          if (charCode >= 48 && charCode <= 57) {
                                                              // Leading zeroes are interpreted as octal literals.
                                                              if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
                                                                  // Illegal octal literal.
                                                                  abort();
                                                              }
                                                              isSigned = false;
                                                              // Parse the integer component.
                                                              for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++)
                                                              // Floats cannot contain a leading decimal point; however, this
                                                          // case is already accounted for by the parser.
                                                          if (source.charCodeAt(Index) == 46) {
                                                              position = ++Index;
                                                              // Parse the decimal component.
                                                              for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++)
                                                              ;
                                                              if (position == Index) {
                                                                  // Illegal trailing decimal.
                                                                  abort();
                                                              }
                                                              Index = position;
                                                          }
                                                          // Parse exponents. The `e` denoting the exponent is
                                                          // case-insensitive.
                                                          charCode = source.charCodeAt(Index);
                                                          if (charCode == 101 || charCode == 69) {
                                                              charCode = source.charCodeAt(++Index);
                                                              // Skip past the sign following the exponent, if one is
                                                              // specified.
                                                              if (charCode == 43 || charCode == 45) {
                                                                  Index++;
                                                              }
                                                              // Parse the exponential component.
                                                              for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++)
                                                              ;
                                                              if (position == Index) {
                                                                  // Illegal empty exponent.
                                                                  abort();
                                                              }
                                                              Index = position;
                                                          }
                                                          // Coerce the parsed value to a JavaScript number.
                                                          return + source.slice(begin, Index);
                                                      }
                                                      // A negative sign may only precede numbers.
                                                      if (isSigned) {
                                                          abort();
                                                      }
                                                      // `true`, `false`, and `null` literals.
                                                      if (source.slice(Index, Index + 4) == "true") {
                                                          Index += 4;
                                                          return true;
                                                      } else if (source.slice(Index, Index + 5) == "false") {
                                                          Index += 5;
                                                          return false;
                                                      } else if (source.slice(Index, Index + 4) == "null") {
                                                          Index += 4;
                                                          return null;
                                                      }
                                                      // Unrecognized token.
                                                      abort();
                                              }
                                          }
                                          // Return the sentinel `$` character if the parser has reached the end
                                          // of the source string.
                                          return "$";
                                      };
  
                                      // Internal: Parses a JSON `value` token.
                                      var get = function(value) {
                                          var results,
                                              hasMembers;
                                          if (value == "$") {
                                              // Unexpected end of input.
                                              abort();
                                          }
                                          if (typeof value == "string") {
                                              if ((charIndexBuggy
                                                  ? value.charAt(0)
                                                  : value[0]) == "@") {
                                                  // Remove the sentinel `@` character.
                                                  return value.slice(1);
                                              }
                                              // Parse object and array literals.
                                              if (value == "[") {
                                                  // Parses a JSON array, returning a new JavaScript array.
                                                  results = [];
                                                  for (;; hasMembers || (hasMembers = true)) {
                                                      value = lex();
                                                      // A closing square bracket marks the end of the array literal.
                                                      if (value == "]") {
                                                          break;
                                                      }
                                                      // If the array literal contains elements, the current token
                                                      // should be a comma separating the previous element from the
                                                      // next.
                                                      if (hasMembers) {
                                                          if (value == ",") {
                                                              value = lex();
                                                              if (value == "]") {
                                                                  // Unexpected trailing `,` in array literal.
                                                                  abort();
                                                              }
                                                          } else {
                                                              // A `,` must separate each array element.
                                                              abort();
                                                          }
                                                      }
                                                      // Elisions and leading commas are not permitted.
                                                      if (value == ",") {
                                                          abort();
                                                      }
                                                      results.push(get(value));
                                                  }
                                                  return results;
                                              } else if (value == "{") {
                                                  // Parses a JSON object, returning a new JavaScript object.
                                                  results = {};
                                                  for (;; hasMembers || (hasMembers = true)) {
                                                      value = lex();
                                                      // A closing curly brace marks the end of the object literal.
                                                      if (value == "}") {
                                                          break;
                                                      }
                                                      // If the object literal contains members, the current token
                                                      // should be a comma separator.
                                                      if (hasMembers) {
                                                          if (value == ",") {
                                                              value = lex();
                                                              if (value == "}") {
                                                                  // Unexpected trailing `,` in object literal.
                                                                  abort();
                                                              }
                                                          } else {
                                                              // A `,` must separate each object member.
                                                              abort();
                                                          }
                                                      }
                                                      // Leading commas are not permitted, object property names must be
                                                      // double-quoted strings, and a `:` must separate each property
                                                      // name and value.
                                                      if (value == "," || typeof value != "string" || (charIndexBuggy
                                                          ? value.charAt(0)
                                                          : value[0]) != "@" || lex() != ":") {
                                                          abort();
                                                      }
                                                      results[value.slice(1)] = get(lex());
                                                  }
                                                  return results;
                                              }
                                              // Unexpected token encountered.
                                              abort();
                                          }
                                          return value;
                                      };
  
                                      // Internal: Updates a traversed object member.
                                      var update = function(source, property, callback) {
                                          var element = walk(source, property, callback);
                                          if (element === undef) {
                                              delete source[property];
                                          } else {
                                              source[property] = element;
                                          }
                                      };
  
                                      // Internal: Recursively traverses a parsed JSON object, invoking the
                                      // `callback` function for each value. This is an implementation of the
                                      // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
                                      var walk = function(source, property, callback) {
                                          var value = source[property],
                                              length;
                                          if (typeof value == "object" && value) {
                                              // `forEach` can't be used to traverse an array in Opera <= 8.54
                                              // because its `Object#hasOwnProperty` implementation returns `false`
                                              // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
                                              if (getClass.call(value) == arrayClass) {
                                                  for (length = value.length; length--;) {
                                                      update(value, length, callback);
                                                  }
                                              } else {
                                                  forEach(value, function(property) {
                                                      update(value, property, callback);
                                                  });
                                              }
                                          }
                                          return callback.call(source, property, value);
                                      };
  
                                      // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
                                      exports.parse = function(source, callback) {
                                          var result,
                                              value;
                                          Index = 0;
                                          Source = "" + source;
                                          result = get(lex());
                                          // If a JSON string contains multiple tokens, it is invalid.
                                          if (lex() != "$") {
                                              abort();
                                          }
                                          // Reset the parser state.
                                          Index = Source = null;
                                          return callback && getClass.call(callback) == functionClass
                                              ? walk((value = {}, value[""] = result, value), "", callback)
                                              : result;
                                      };
                                  }
                              }
  
                              exports["runInContext"] = runInContext;
                              return exports;
                          }
  
                          if (freeExports && !isLoader) {
                              // Export for CommonJS environments.
                              runInContext(root, freeExports);
                          } else {
                              // Export for web browsers and JavaScript engines.
                              var nativeJSON = root.JSON,
                                  previousJSON = root["JSON3"],
                                  isRestored = false;
  
                              var JSON3 = runInContext(root, (root["JSON3"] = {
                                  // Public: Restores the original value of the global `JSON` object and
                                  // returns a reference to the `JSON3` object.
                                  "noConflict": function() {
                                      if (!isRestored) {
                                          isRestored = true;
                                          root.JSON = nativeJSON;
                                          root["JSON3"] = previousJSON;
                                          nativeJSON = previousJSON = null;
                                      }
                                      return JSON3;
                                  }
                              }));
  
                              root.JSON = {
                                  "parse": JSON3.parse,
                                  "stringify": JSON3.stringify
                              };
                          }
  
                          // Export for asynchronous module loaders.
                          if (isLoader) {
                              define(function() {
                                  return JSON3;
                              });
                          }
                      }).call(this);
  
                  }).call(this, typeof self !== "undefined"
                      ? self
                      : typeof window !== "undefined"
                          ? window
                          : typeof global !== "undefined"
                              ? global
                              : {})
              }, {}
          ],
          51: [
              function(_dereq_, module, exports) {
                  module.exports = toArray
  
                  function toArray(list, index) {
                      var array = []
  
                      index = index || 0
  
                      for (var i = index || 0; i < list.length; i++) {
                          array[i - index] = list[i]
                      }
  
                      return array
                  }
  
              }, {}
          ]
      }, {},
      [31])(31)
  });
  
  }
  