[ttml2] Pull Request: Remove auto value from annotation position (#481).

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

== Remove auto value from annotation position (#481). ==
Closes #481.

See https://github.com/w3c/ttml2/pull/516

Received on Thursday, 28 December 2017 22:27:12 UTC