qsd8k: cleanup and update for L

 - relocate qsd audio hal
 - alphabetize sections in BoardCommonConfig.mk

Change-Id: Ib579dbc96d9bd82524e653757be51a212c662ce6

Conflicts:
	BoardConfigCommon.mk
	ev.dependencies
qsd8k: Fix build for camera.

Change-Id: I312424e1210935342cf9c73f7035568125bfff0a

Conflicts:
	camera/QcomCamera.cpp
qsd8k: Add memtrack.qsd8k

Change-Id: Ifff8c1267c438d8333a5ffe15a0b41fd761421ee