title: Xcode-beta error when try emulate with Ionic
body: <p>I'm try to get started with Ionic but when I emulate with 'ionic emulate ios' the console show me this
  issue:</p>
  
  <pre><code>No target specified for emulator. Deploying to iPhone-6 simulator
  2015-06-19 10:07:59.674 ios-sim[771:9114] stderrPath:   /Users/damivazbien/myApp/platforms/ios/cordova/console.log
  2015-06-19 10:07:59.674 ios-sim[771:9114] stdoutPath:  /Users/damivazbien/myApp/platforms/ios/cordova/console.log
  2015-06-19 10:08:00.753 ios-sim[771:9114] [MT] DVTAssertions: Warning in /Library/Caches/com.apple.xbs/Sources/DVTFrameworks/DVTFrameworks-8114.19/DVTFoundation/PlugInArchitecture/PlugInManager/DVTPlugInManager.m:257
  Details:  Requested but did not find extension point with identifier Xcode.DVTFoundation.DevicePlatformMapping
  Object:   &lt;DVTPlugInManager: 0x7fe8faca4b50&gt;
  Method:   -extensionPointWithIdentifier:
  Thread:   &lt;NSThread: 0x7fe8fac105e0&gt;{number = 1, name = main}
  Please file a bug at http://bugreport.apple.com with this warning  message and any useful information you can provide.
  Session could not be started: Error Domain=DTiPhoneSimulatorErrorDomain  Code=2 "Timed out waiting for device to boot" UserInfo=0x7fe8fad0c7a0  {NSLocalizedDescription=Timed out waiting for device to boot}
  Error code 1 for command: ios-sim with args: launch,/Users/damivazbien/myApp/platforms/ios/build/emulator/myApp.app,-- devicetypeid,com.apple.CoreSimulator.SimDeviceType.iPhone-6,-- stderr,/Users/damivazbien/myApp/platforms/ios/cordova/console.log,-- stdout,/Users/damivazbien/myApp/platforms/ios/cordova/console.log,--exit
  Error: /Users/damivazbien/myApp/platforms/ios/cordova/run: Command failed with exit code 2
  at ChildProcess.whenDone (/usr/local/lib/node_modules/cordova/node_modules/cordova-lib/src/cordova/superspawn.js:134:23)
  at ChildProcess.emit (events.js:98:17)
  at maybeClose (child_process.js:766:16)
  at Process.ChildProcess._handle.onexit (child_process.js:833:5)
  </code></pre>
  
  <p>Now I have installed the last Xcode beta</p>