[ttml2] Pull Request: Constrain @type on data element with reference data embeddings (#1022).

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

== Constrain @type on data element with reference data embeddings (#1022). ==
Closes #1022.

See https://github.com/w3c/ttml2/pull/1149

Received on Saturday, 31 August 2019 04:30:51 UTC