message: Fix ident response format
  Remove the whitespace and add a CR-LF in order to follow the formal
  syntax specified in RFC1413.
diff: @@ -35,6 +35,8 @@ var respond = function(sock, localPort, remotePort, username) {
  else {
  response = localPort + "," + remotePort + ":ERROR:NO-USER";
  }
  + response += "\r\n";
  +
  log.debug(response);
  sock.end(response);
  };
  