Theme stuff...

Change-Id: I8e5a23afa4dead9ed06632a9f0548eb25eb40ed7
quickboot: Disable quickboot by default

* We probably don't want to enable this by default on devices that have
  it because it is confusing to users attempting to shut down their
  phones.

Change-Id: I80eb946f93509cb3b32f6c790611597921b9c54a
core: Add support for Galician

Change-Id: I6a8f18d07436ff414897c63170e7eaebcf93e891
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