Improove Video&Audio Camera Bitrates.
Use MP4 Instead of 3GP for camera recordings.
Improove AAC audio codec Bitrate&Samplerate.
Increase Image encoding quality and minimum frame rate.
Add 720p recording capability in front camera.

Change-Id: Ia8613192aa2544eb7107018aef7a7f8023d970f5
Back to Linaro 4.7.4 as > gives me no baseband and no camera
Enable app2sd
Credit:deadman96385
Tweak brightness values. Add some missing features.