[mediacapture-record] new commits pushed by jan-ivar

The following commits were just pushed by jan-ivar to https://github.com/w3c/mediacapture-record:

* stop(), pause() and resume() now set state synchronously, for historical reasons. (#157)

stop(), pause() and resume() now set state synchronously, for historical reasons w/note.
  by Jan-Ivar Bruaroey
https://github.com/w3c/mediacapture-record/commit/864d846b4fff5ff215b8be5a80bfe8a75d2d2e18