[ttml1] Pull Request: Tweak examples of Section O

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

== Tweak examples of Section O ==
Close #225, close #254 

See https://github.com/w3c/ttml1/pull/257

Received on Tuesday, 14 November 2017 21:38:47 UTC