The specification of experiemental RTP header extensions have previously
been located at Github. Move the specs here and folloup with redirection
of the new website to this place to make sure that the existing URLs on
the format webrtc.org/experiements/rtp_hdrext continue to work.
Bug: webrtc:11335
Change-Id: I7735e259a7dd6cd2fa7bbc09fa3c0ff460057e52
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/168126
Commit-Queue: Johannes Kron <kron@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30447}
