[ttml2] Pull Request: Update content models w.r.t. permissible styling attributes (#1155).

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

== Update content models w.r.t. permissible styling attributes (#1155). ==
Closes #1155.

This PR is untestable for the same reasons described at https://github.com/w3c/ttml2/pull/1096#issuecomment-513468050.

See https://github.com/w3c/ttml2/pull/1157

Received on Sunday, 8 September 2019 03:42:07 UTC