g2: Add support for 4K (UHD/DCI) camcorder recording

PS #2: Add board flag to enable 4K support in libmedia

Change-Id: Ifce713c71c7f128652c3df29b1f6ac754c126921

Conflicts:
	BoardConfigCommon.mk
	configs/media_profiles.xml
Make wpa_supplicant oneshot.

Should fix tethering.

framework/base 0685af39ebaa5f1666007f86b5941037363116b6 broke it initially.

Change-Id: Ida0c54459debe412114bc2ce3d45833f7607866b
g2: adjust audio configuration