Camera2: Remove aapt warnings

Change-Id: I4f02d2a8bd1a230326fca70c3deafb31987a8b84
Fix Power Shutter Exception 1 of 2

Remove platform signature

Change-Id: I3d29456618735cc576a39f0d9f2d2c2244e6d01f
Merge pull request #29 from CyanogenMod/cm-11.0

merge from CM