Camera: Add countdown ticking sound
Merge pull request #53 from DDRBoxman/camera-countdown

Camera: Add countdown ticking sound
CameraFragment: Release SoundPool in onDestroy.
Various cleanups.
Bugreport improvements.
Allow the user to disable camera sounds

This option allows the countdown sounds to be disabled. It also allows
certan devices that are running API 17 and higher to disable the shutter
sound.
Update to match code style
Merge pull request #54 from DDRBoxman/camera-sound-setting

Allow the user to disable camera sounds