Add UVC 1.5 specification support for the existing peripheral UVC function driver. Also add support for H264 format streaming. Change-Id: I3efe7db77793990ce76af7dcc566f91daeb05436 Signed-off-by: Sriharsha Allenki <sallenki@codeaurora.org> Signed-off-by: Vijayavardhan Vennapusa <vvreddy@codeaurora.org>