m7: camera: use profile size for video

also switch to recording-hint parameter for video mode detection
since cam-mode isn't reliable.

Change-Id: I3b1743bf9cdac7cf8961269f6b839284f3ff574b
framework overlay: correct usb tether regex for kernel - rndis

Change-Id: I17a854f5eb32107736c9008e221a7e906944bfee
Merge "m7: camera: use profile size for video" into cm-10.1
remove duplicate torch build
remove unused arrays overlay