i9305: audio hal mic updates

Fix for audio mic distortion during video recordings and
reset in_device to NONE at call completion

Change-Id: I011a5123a87a17a3f478af93bce7df4ba0108839
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_i9305 into cd-4.4