[ttml2] Add justify to tts:textAlign.

skynavga has just created a new issue for https://github.com/w3c/ttml2:

== Add justify to tts:textAlign. ==
Add ``justify`` value to support justification in inline progression dimension.

Editorial note from 2015-04-06.

Please view or discuss this issue at https://github.com/w3c/ttml2/issues/375 using your GitHub account

Received on Monday, 5 June 2017 00:48:38 UTC