d2-common: remove USE_CAMERA_STUB

USE_CAMERA_STUB is not used in AOSP, so get rid of it

Change-Id: Ia56d67f1bd967b9f14909009e388c5e6b26a59e1
d2: Misc fixes

small tweak to init.qcom.rc taken from jf

Change-Id: Id11969a1bddd719ec92692cd8268453e904b7f87
Merge "d2: Misc fixes" into cm-10.2
Merge branch 'cm/cm-10.2'