FM Radio: Add support for FM Radio in Android

Creating interface and framework for using FM Radio
RX and TX from different vendors.

Change-Id: I1a71aed01bfffdddfabf1cdfbfa3707cb1ed016b
Signed-off-by: Benn Porscke <benn.porscke@stericsson.com>

Conflicts:
	include/system/audio.h
fmradio: cleanup QCOM_HARDWARE/STE_FM defs and ifdef

Change-Id: I00b5e6536511b3bedee6105bf010ee2b5f2e36ac
Merge "FM Radio: Add support for FM Radio in Android" into jb-mr1
Merge "fmradio: cleanup QCOM_HARDWARE/STE_FM defs and ifdef" into jb-mr1
qcom-fm: audio: Add support for FM feature

-Define audio stream for FM
-Define audio source for FM RX and FM RX A2DP

Change-Id: If24e4c32916f6614e3367b4c9f2cd828562e0347

Conflicts:
	include/system/audio.h
Merge branch 'jb-mr1' of https://github.com/AOKP/system_core into jb-mr1

Conflicts:
	include/system/audio.h