Depth Sanity: Removed grid, added RoI
Depth Sanity: Removed grid, added RoI

Change-Id: I2ebaa8627bca5944b68d03584f02149388757807
TODO: Additional metrics, RoI bugfixing (first click doesn't register, changing options deletes RoI), Add scaling to RoI

IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense,IntelRealSense/librealsense