gps: Report speed in meters per second

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
audio: Audio policy, TinyAlsa-Audio config cleanup, headset detection

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml
	rootdir/init.gta04.rc -> init.gta04.rc