qcom-fm: audio: add support for FM feature

Change-Id: Idd5c7a0364710d54809ef5d4c7b2404b22dc4cf6

Conflicts:

	include/media/IAudioFlinger.h
	media/libmediaplayerservice/StagefrightRecorder.cpp
	media/libstagefright/Android.mk
Revert "av: Fix FM radio compilation"

This reverts commit b49d6ec60ffbac110443994fe387206cd43d61b0.
Revert "qcom-fm: audio: add support for FM feature"

This reverts commit 3416ff1cc5768199aa726f3f56822bbeb51daf8f.
Merge commit 'refs/changes/96/33296/1' of http://review.cyanogenmod.org/CyanogenMod/android_frameworks_av into cm-10.1

Conflicts:
	media/libstagefright/Android.mk