[ttml2] Pull Request: Fix animation element's content model in schemas (#963).

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

== Fix animation element's content model in schemas (#963). ==
Closes #963.

See https://github.com/w3c/ttml2/pull/964

Received on Wednesday, 1 August 2018 22:17:42 UTC