updated links of references with using https://

w3c / ttml2

Timed Text Markup Language 2 (TTML2)

https://w3c.github.io/ttml2/

Other

40 stars 16 forks source link

Closed himorin closed 3 years ago

himorin commented 3 years ago

closes #1225

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