Support for Webcam and GigEVision Cameras

This release has support for

• USB Webcam (RGB colorspace)
• GigEVision cameras (RGB8 colourspace).
• RTP / DEF-STAN 00-82 streams (YUV422 colourspace).

Supported / Tested hardware:

• Jetson TX1 R24.2
• Logitech C920 HD Webcam
• ptGrey GigEVision (Blackfly) camera
• gstreamer RTP videotestsrc
• undisclosed 00-82 video cameras (VIVOE)