[ttml2] Pull Request: updated links of references with using https://

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

== updated links of references with using https:// ==
closes #1225 

checked all https links are valid. (note to myself: better to check using linkchecker once merged)

See https://github.com/w3c/ttml2/pull/1229


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Received on Tuesday, 23 March 2021 06:56:39 UTC