[me-media-timed-events] Merged Pull Request: Revised and added recommendations

chrisn has just merged chrisn's pull request 26 for https://github.com/w3c/me-media-timed-events:

== Revised and added recommendations ==
This change updates the Recommendations section to make them more generic, while also recommending `emsg` support in particular. I also added synchronization recommendations which we can update based on resolution of #22.

@gmandyam Please take a look!

See https://github.com/w3c/me-media-timed-events/pull/26