[ttml2] Pull Request: Elaborate reference data embedding content model for data element (#1021).

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

== Elaborate reference data embedding content model for data element (#1021). ==
Closes #1021.

See https://github.com/w3c/ttml2/pull/1132

Received on Sunday, 14 July 2019 04:43:47 UTC