Revert "hammerhead: Enable offload for USB audio"

This reverts commit 0742750ba997d1c6991ed1553aabca6679a8b2ae.
Revert "hammerhead: Better USB audio support"

This reverts commit 07dade4ba3812f0458b0a0cf60f0547ab1e91248.
hammerhead: Enable offload for USB audio

Change-Id: I7cc9580865da63330a0bf54d5716ca23a2d6216c
Revert "liblight: Add battery light support"

This reverts commit 8a7fa842205283478d9009a92b2b23a1c52b60bc.
hammerhead: add charging led support

Also introduces led priority handling for
battery vs notification vs attention
(copied from jf-common).

Requires the hammerhead kernel led
always on support patch.

Change-Id: I1a2f3aae457c6d7e4e3c3f9ca39cbe42d39c3bc2
Revert "hammerhead: add charging led support"

This reverts commit 14607002fa99c0e1f72441db0866a825dde7fd99.
liblight: Add battery light support

Change-Id: I4b73363545b71fbb435b9b577fdfff30d756b90c

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml