m8: add volume rocker wake support

Change-Id: Icaa2c4659c919f392f5c44cc66f21696f83a720f
m8: Better mount options to improve performance

Change-Id: Id539c7b7a6086034b491efa3729dd4c5e9524393
audio: remove unused audio_effects.conf

Change-Id: I73d8b490559fe098ce09d5e323d92f94ca7b48c5