[ttml2] Pull Request: Added support for Unicode explicit directional isolates

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

== Added support for Unicode explicit directional isolates ==
Closes #265

Existing feature designators are unchanged and additional ones are added to support the feature.

See https://github.com/w3c/ttml2/pull/322

Received on Friday, 19 May 2017 03:21:37 UTC