[ttml2] Revert to editor's draft.

skynavga has just created a new issue for https://github.com/w3c/ttml2:

== Revert to editor's draft. ==


Please view or discuss this issue at https://github.com/w3c/ttml2/issues/868 using your GitHub account

Received on Friday, 29 June 2018 00:22:53 UTC