Revert "d2-common: remove continuous-picture mode"

This reverts commit ca77e1a6fc22b233878ff134e48f70b804b75d5a.
Camrea2: overlays continuous focus/Cancel autofocus if preview stopped

Change-Id: Ie3958f5bea781dcac2be373b43aca791a36ddd4d
Add cm's qcom_common
init_d2lte: remove ro.telephony.default_cdma_sub from r530s

Change-Id: If2ba5bc4bbe7885f18a7d6f8939f0837bdad4c6c