[ttml-webvtt-mapping] Pull Request: Adjusted per https://w3c.github.io/w3c.json.html

plehegar has just submitted a new pull request for https://github.com/w3c/ttml-webvtt-mapping:

== Adjusted per https://w3c.github.io/w3c.json.html ==
Tweak


See https://github.com/w3c/ttml-webvtt-mapping/pull/26

Received on Friday, 8 February 2019 19:43:10 UTC