HeadsUp: Add heads up blacklist options. (1/2)

Change-Id: If9e5eed658871400b3c21d9354262e0887bc592e
HeadsUp: Add heads up quicksettings tile. (1/2)

Change-Id: Ibc6ffffb48ac1831ee5fe398577023960e0e79d4
Themes: add ability to theme quick settings battery tiles

This is to make the battery tiles more uniform to the rest
of quick settings and also allow the background to be themed

http://i.imgur.com/AA5bkMK.png

Change-Id: Iec03572a0fa3619d2652f30b6c260a278ed0c86b