[imsc] Pull Request: Update ttml-imsc1-errata.html

tmichel07 has just submitted a new pull request for 
https://github.com/w3c/imsc:

== Update ttml-imsc1-errata.html ==


See https://github.com/w3c/imsc/pull/179

Received on Friday, 22 April 2016 08:48:53 UTC