[ttml1] Pull Request: Use ED entities while we're in ED

nigelmegitt has just submitted a new pull request for https://github.com/w3c/ttml1:

== Use ED entities while we're in ED ==
Fixes #364.

See https://github.com/w3c/ttml1/pull/365

Received on Wednesday, 12 September 2018 10:43:42 UTC