[ttml2] Pull Request: Add clip{Begin, End} attributes to tt:audio in schemas (#887).

skynavga has just submitted a new pull request for https://github.com/w3c/ttml2:

== Add clip{Begin,End} attributes to tt:audio in schemas (#887). ==
Closes #887.

See https://github.com/w3c/ttml2/pull/897

Received on Sunday, 15 July 2018 03:18:17 UTC