Revert "Few changes..."

This reverts commit 0ba2e535d0aab26594af2b2ff1625b4f7e0a5f8b.

	deleted:    libaudio/AudioHardware.cpp
Revert "Add FM again"

This reverts commit 9a03d48ec75a0da210a33ff3cd9522a669b73cff.

	modified:   BoardConfigCommon.mk
	deleted:    configs/init.qcom.fm.sh
	modified:   libaudio/Android.mk
	modified:   msm7x27a-common.mk
	deleted:    rootdir/etc/init.qcom.fm.sh