changes from cm

libhardware: Add keys to support FM, ty Yamit Mehta
audio: Add QCOM feature support for frame size, ty Sharad Sangle
hardware: Add an ifdef to disable id match check, ty xplodwild
hwcomposer: Add sourceTransform to hwc_layer_t, ty Arun Kumar K.R
gralloc: added exynos4 specific usage bits, ty codeworkx
Extend ICS_AUDIO_BLOB back-compat to the 4.2 API, ty rmcc
FM Radio: Add support for FM Radio in Android, ty Johan Palmaeus
libhardware: Remove unused sourceTransform field, ty cyanogen
libhardware: Load the MPQ HAL for the MPQ8064 target, ty Aviral Gupta
hardware: To enable FM add set volume functions, ty Shashi Kumar
Add psc field to AGpsRefLocationCellID struct, ty ghepeu