[VIDEO] Support 60fps capture for the maximum possible dimension
[VIDEO] Fix preset mapping. Modify the recursive function to be safer
[VIDEO] Support explicit framerate control
[REFACTOR][VIDEO] Use dispatch_once for querying torch status.
Merge branch 'support_60fps'
[VIDEO] Support focus lock
[VIDEO][FPS] Avoid using AVCaptureDeviceFormat in iOS6
Merge branch 'focus_query'