build.prop: set properties to switch to LgeLteRIL RILJ

Change-Id: I9ef6ca3bc5ddb1abe4dcf075a96a163fd5fc2293
snd_soc_msm: use blob audio routing from stock E980 firmware

Change-Id: I9f6ebae9b7ea4615c3fcc9ff2d912a5b6f6cfab4
audio: use 'digital' mic to correctly route the microphone when
headphones are plugged in during phone calls.

Change-Id: Ide4497537f0af08d1f10e39a1243e0e8ff0f0e5a
Rewrite config of thermald, fix CPU speed issue and tweak its performance.