Merge changes I8135415a,I5305cd1a,I2569fe57,I6d441e35,Icb3ff8d7, ... into nougat-cts-dev
* changes:
Verifier and ITS IaB integration - support 2 devices parallel testing - break down to camera X + scene Y sub test cases - enable retry
CameraITS: Turn off DUT screen at completion of test
CameraITS: add checks for pixel_pitch, FOV, and hyperfocal distance
DO NOT MERGE: CameraITS: add delta on saturation value for images
do_3a should only be used if supported by the camera
Camera ITS: select smaller image if size is > 12M
CameraITS: fix key error
CameraITS: add display brightness control to wake_up_screen
Camera: improve accuracy of sensor fusion test