t30-common: add ffmpeg codecs

Change-Id: I1d2364e0f675c2bf50e1f10feb10d12803ca7f04
t30-common: allow system to write to /data/gps

Needed for LtoService

Change-Id: I1b84908cba39248d170f8ed4adf4f10a408e3f66
Merge "t30-common: allow system to write to /data/gps" into cm-11.0