Add active display to ChameleonOS [2/2]

PS2:
Add pocket mode option, available if the device has
a proximity sensor.

PS3:
Add option to include ongoing and non-clearable notifications.

PS4:
Allow brightness control from 0% to 100%

PS5:
Refactor for release

Change-Id: Iae55640a31df68542c2af5d95097811b8fb1f66f

 Author:    soupy031<jasonsurprenant@yahoo.com>
Active display: Add sunlight mode. [2/2]

Change-Id: I513c2ef1555ca48dfb553f80ca687d1ca9f27c55

Conflicts:
	res/values/strings.xml
	src/com/android/settings/chameleonos/ActiveDisplaySettings.java