[ttml2] Add audio styling attributes to Table 5-5.

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

== Add audio styling attributes to Table 5-5. ==
It appears that that `tta:*` attributes were inadvertently left out of Table 5-5.

Please view or discuss this issue at https://github.com/w3c/ttml2/issues/1009 using your GitHub account

Received on Monday, 1 October 2018 03:29:53 UTC