[ttml2] Pull Request: Demote CSS Color refererence to non-normative; update to latest (revised) REC (#1008).

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

== Demote CSS Color refererence to non-normative; update to latest (revised) REC (#1008). ==
Closes #1008.

See https://github.com/w3c/ttml2/pull/1174

Received on Friday, 4 October 2019 02:43:02 UTC