- cdtext_list_languages_v2() and new language constants (Bas Zoetekouw)
- cdio_get_track_isrc() (Bas Zoetekouw)
- Security is now provided by TideLift
- Remove legacy libcdio 0.82, 0.83 code; libcdio before 2.0.0 really doesn't exist anymore
- Fix default filename in iso2.py; improve when there is a bad filename