UVC driver enhancements

Deprecated

Pull request of 30 October 2013: fixes

Pull request of 17 September 2013: fixes

Pull request of 9 August 2013: updates

Pull request of 26 June 2013: updates

Pull request of 21 June 2013: updates

Pull request of 7 June 2013: updates

Pull request of 7 June 2013: fixes

V4L2 clock and asynchronous probing APIs

V4L2 & soc-camera WiP: pad API wrappers, scaling-cropping helpers

Ongoing V4L2 development: Device Tree, clock helpers, asynchronous probing

Pull request of 12 April 2013: updates

Pull request of 3 April 2013: updates

Pull request of 12 March 2013: updates