Low battery warning policy (1/2)
Option to choose how low battery warning will be indicated
- Popup dialog and sound
- Popup dialog only
- Sound only
- Off

Change-Id: I9e4f984f89cab8fab626ea1e8e03d7123a8b3cb5
Option to disable button backlight (1/2)

Change-Id: I6cb7ea980a9e24656ccf5c9e4dce60d8051457c3

Conflicts:

	services/java/com/android/server/power/PowerManagerService.java