tuna: enable LED customizations

Depends on http://review.cyanogenmod.org/#/c/78818/
tuna: check proximity when waking device

Depends on http://review.cyanogenmod.org/#/c/78512/
Enable use of FFMPEG codecs for extended formats

Add OMX_AUDIO_Coding and OMX_VIDEO_Coding

Copied from the stagefright-plugins project.
OMAP4 uses it's own OMX_Audio.h, OMX_Index.h, OMX_Video.h

Change-Id: I516f08b78298f5796325ec3ef12f5d7573a01b85

Conflicts:
	media_codecs.xml
domx: add nBitsPerSample to FLAC

needed by updates to libstagefright

Change-Id: I4f8bb3cc1d3410472cbfa14cc4d91445b4da97f3