Move theme strings to cm_strings.xml

Also correct application->app

Change-Id: I13afe2b810ccb8f9a5fa9484a5cd93ec9820ed6e

Conflicts:
	core/res/res/values/bs_strings.xml
Duplicate strings

Change-Id: Icb8745c02efd611b8f285e0ce600b832447bb9e4

Conflicts:
	core/res/res/values/bs_strings.xml
	packages/SystemUI/res/values/cr_strings.xml
Cleanup theme assets when done with them

Before this patch if phone was left on long enough it would reboot
when a theme was applied due to files being left open.

Change-Id: I4c242249fcf6e8097789c3dd6690104296485784

Conflicts:
	libs/androidfw/AssetManager.cpp