Add Extended Power Menu

-Reboot
-Recovery
-Download/Bootloader
-Fastboot
-Screenshot

Conflicts:
	core/res/res/values/symbols.xml
	policy/src/com/android/internal/policy/impl/GlobalActions.java
	services/java/com/android/server/power/ShutdownThread.java
	services/java/com/android/server/wm/WindowManagerService.java

Change-Id: Ic10d8917ec17a31a071a05fb2f4993900b646685