FWB: Volume Adjust Sounds [1/2]

Picked from SlimKat, but don't know who's the original author, sorry

Change-Id: Ic9d3acbe734a742d89c8533e4249f003cd15a467
Make the lock screen camera widget configurable (1/2)

Change-Id: Ia349c39937a56ee53c2c8ec2441d71ad081572e3