[ttml2] Pull Request: Change xlink:show default to 'none' (#1040).

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

== Change xlink:show default to 'none' (#1040). ==
Closes #1040.

See https://github.com/w3c/ttml2/pull/1126

Received on Wednesday, 3 July 2019 04:10:22 UTC