add support for some xiaomi features

- FLL_AF
- orientation
- video HDR
- skin beautification
- watermark
- mirror
Camera: Enabling Video HDR From Application

Add support to set Video HDR command to back end
and handle the Start/Stop RDI stream.

Change-Id: I906c9def86119b9331fada122bdde896f40a8b48

Conflicts:
	QCamera/HAL/core/inc/QCameraHWI.h
	QCamera/HAL/core/src/QCameraHWI_Parm.cpp
	QCamera/HAL/core/src/QCameraParameters.cpp
	QCamera/stack/mm-camera-interface/src/mm_camera.c
	QCameraParameters.h
	QCamera_Intf.h
QCameraHWI: Add MovieSolid support