Revert "platform: Remove mapping of android.permission.CAMERA to camera group"

This reverts commit de1e404d570dd03529c1e4e8ffbbce432e8be4a2.

Change-Id: Ibc62cb0fc9992e6676ed2af9f1718d28257f65d0
Merge "Revert "platform: Remove mapping of android.permission.CAMERA to camera group"" into cm-10.2
Merge branch 'cm-10.2' into martincz