msm8974: improve boot speed

Change-Id: I47e5ba6cf2be032f441b55e3122845d9bcafb7ea
audio: dekang audio_policy.conf and fix speaker mixer path

Change-Id: I952a54fc1ac6d273f90d2fdb3afb35fcababd5ef
Merge branch 'cm-11.0' of https://github.com/htc-msm8974/android_device_htc_msm8974-common into HEAD
Merge remote-tracking branch 'cm/cm-11.0' into kitkat