SystemUI: Make battery indicator themeable

- make statusbar and quicksettings tile individually themeable
- add a couple of colors for circle battery
- make circle battery size & thickness themeable

Change-Id: Ibec608fa41c68df9aa3f9cb1e79bf7e0d5d7c39a

Signed-off-by: anerikg <anerikgames@gmail.com>

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java