Implement BOARD_CAMERA_NO_UNWANTED_MSG

On msm7x27 devices, most camera hals appear to spam this message:

lockIfMessageWanted(16): dropped unwanted message

This happens for all camera modes except barcode scanning. If there
is a better fix for this issue, please let me know.

Change-Id: I266c6d21196c193e389e6773d532591df7b3534a

Conflicts:
	services/camera/libcameraservice/Android.mk
Initialize mPowerModule: C++ is not JAVA

When called setPowerHint, camera recording crashes.

This commit shows you how to be a bad developer:
b4be352d74248987c74cd75b49c82c2664b89a60

Change-Id: I83bbbf764e5864a56c45ea9b9b6b046b324cb47e
add zte camera parameters

Change-Id: Ifd51ae0520b21132eae201db8b3fda4afa3762a7