same problem here, here is my config:
Cordova CLI: 5.3.3
Gulp version: CLI version 3.9.0
Gulp local: Local version 3.9.0
Ionic Version: 1.1.0
Ionic CLI Version: 1.7.7
Ionic App Lib Version: 0.6.3
ios-deploy version: 1.8.2
ios-sim version: 5.0.3
OS: Mac OS X El Capitan
Node Version: v0.12.2
Xcode version: Xcode 7.1 Build version 7B91b