Settings: follow kitkat's ui

- manage apps; tab selector and ram usage
- battery data usage bar
- app widget toggle

Change-Id: I804b4b47563545d7ab124f4cc4800ef4034bf754

Conflicts:
	res/values/colors.xml
Merge branch 'ui_white' into white1
Merge branch 'white1' into white2
Make Google's Holo UI Kitkat Style