Add and enable volume buttons music seek , ty mnm9994u & BigBrother1984
ColorFade: Fix memory leak when screen turns on/off

See https://code.google.com/p/android/issues/detail?id=79729#c177

Signed-off-by: Andre Saddler <ayysir@aospal.com>
Change-Id: I88c2366c8a10b074b58169ee5fc05c12e8d05a9b