ISSUE-399: add errata for initial value fallback language [TTML 1.0]

ISSUE-399: add errata for initial value fallback language [TTML 1.0]

http://www.w3.org/AudioVideo/TT/tracker/issues/399

Raised by: Glenn Adams
On product: TTML 1.0

Add errata to back-port new language from TTML2 10.4.4.2 step (6) that deals with initial value fallback that was accidentally omitted from TTML1 8.4.4.2 step (6).

Received on Thursday, 16 July 2015 16:21:11 UTC