fix for the wp8 template locking upon startup.
Merge branch 'master' of http://github.com/Cocos2DXNA/cocos2d-xna

Conflicts:
	vsix/EmptyProject.Android.vsix
	vsix/EmptyProject.WP8.vsix
	vsix/EmptyProject.Win8XAML.vsix
	vsix/EmptyProject.Windows8.vsix
	vsix/EmptyProject.WindowsDX.vsix
	vsix/EmptyProject.WindowsGL.vsix
	vsix/EmptyProject.WindowsPhone.vsix
	vsix/EmptyProject.iOS.vsix