Dark UI: BeerGang goes TRDS

All credits to SlimRoms!

Change-Id: I4b43724999ff12447061f53492229572be9fe272

Conflicts:
	res/values-de/ck_strings.xml
	res/values/ck_strings.xml
	src/com/android/settings/Settings.java

Conflicts:
	res/values/beergang_strings.xml
	src/com/android/settings/Settings.java