Remove slim battery customization

Conflicts:
	packages/SystemUI/res/layout/status_bar.xml
	packages/SystemUI/res/values/mintkat_attrs.xml
	packages/SystemUI/src/com/android/systemui/BatteryCircleMeterView.java
	packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java