bringup for 4.4 blobs

this is a squash of several commits from:
https://github.com/arcardinal/device_lge_g2-common/commits/galbi

Signed-off-by: houst0nn <houstonn@gmail.com>
Change-Id: I2a8621bfed4b8442bc94a5be66bf9fb5ef3d98a5
g2: update sound & tweak some values *wip/testing*

Signed-off-by: houst0nn <houstonn@gmail.com>
Change-Id: I392444c96273efc0d5185aff9e26e187e1fbb67c
add missing file

Change-Id: I7ff75ba2f8ded55d74a037f9013820516231c219
g2: add optimization

Change-Id: I9f250a7a3c9e8a4be642ee8f0afacb36268edd41
Signed-off-by: houst0nn <houstonn@gmail.com>
add new RIL & cleanup

Change-Id: I0f078b5b7be6b973155fb6b5ee70547f78955c1a
fallback Flashlight overlay to camera interface for now

should make using flash better while taking pictures

Change-Id: I3a496fc6637fc598e6b585aa0e5fad068c3546fa