Revert "M8 uses rt5506 headphone amplifier"

Change-Id: Id8c148021b6581bc0723972b919fbe21deca2b65
makelinks: add better error handling

Change-Id: Ie972c6345e1f842072338ca597b098a83c22243f

Conflicts:
	releasetools/makelinks.sh
Merge branch 'du44' of github.com:nychitman1/android_device_htc_m8 into du44