[ttml1] Pull Request: TTML1 3ED CR

palemieux has just submitted a new pull request for https://github.com/w3c/ttml1:

== TTML1 3ED CR ==
*DO NOT MERGE*

This PR captures comments against the 3ED CR branch

See https://github.com/w3c/ttml1/pull/343

Received on Tuesday, 27 February 2018 15:47:37 UTC