msm: camera: Enable use of AVTimer, Rotation and Crop for VT

The changes expose parameters for the application to set
the use of AVTimer for TimeStamp information and rotation
angle for video stream along with crop for VT use case.

CRs-fixed: 498762
Change-Id: Icf883f53513ab084f0970e84bbccd8bb9ec64737
Signed-off-by: Alok Kediya <kediya@codeaurora.org>