Add back LED customization

Signed-off-by: iceandfire <arhamjamal@gmail.com>
Cleanup LEDControl.java

Signed-off-by: iceandfire <arhamjamal@gmail.com>
Rewrite LED customization for new implementation

-Custom LED for apps
-LED settings for battery
-etc

Thanks to SlimRoms and CyanogenMod.

Signed-off-by: iceandfire <arhamjamal@gmail.com>