jf: improve powersave mode

it was too slow

Change-Id: Ie4a73a48c31a93fb6a86ad6cc4ab2f92712de8bc
jf: Fix Compensetion engine of temphumidity sensor.

libsensirion uses ro.product.name to determine which engine to start. So
set it jgedlte as it expects.
This also fixes mCompEngine is NULL logspam.

Change-Id: I8e02320b7123eb7a3ba1048b8327340ee8b8ec96
jf: snd_soc_msm: Lower Camcorder Microphone Volume

Change-Id: I403998ea261ceee47d4d0ad724a8c6f9a396f2d5
jf: update device permissions.

Change-Id: I198a30b2b988d353844a9ec9c66247e90996b947