[ttml2] Pull Request: Ignore ttml2.html build artefact

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

== Ignore ttml2.html build artefact ==
Closes #502

See https://github.com/w3c/ttml2/pull/503

Received on Friday, 22 December 2017 00:03:29 UTC