Add OpenCnam paid account settings keys

Change-Id: I895b5f2b2a8a8de568e5aa1cea5d66ba490985fc
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
Merge "Add OpenCnam paid account settings keys" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0-sgt7