Forward Port: Hide USB Debugging Icon [2/2]

Change-Id: I30efbc5bb19c88f0863fa8ea9e11cf0a547ac109
Forward Port: Add Camera sound toggle [2/3]

Change-Id: I3ed04229c51d578b874328297eac5e9e255f51f0
Merge remote-tracking branch 'slim/lp5.0' into lp50s-test