Add Power Menu: reboot and screenshot
  -Thaks CM & Dario

Conflicts:
	core/java/android/view/WindowManagerPolicy.java
	core/res/res/values/symbols.xml
	services/java/com/android/server/wm/WindowManagerService.java

Conflicts:
	core/res/res/values/mintkat_symbols.xml
	media/java/android/media/MediaRouterClientState.aidl