4.21.0 - New Orage main window layout (MR !80, Issue #18). - Revised CSS element naming for consistency. - Replaced Autotools with Meson (MR !74 and MR !77). - Added ICAL file preview and import dialog (MR !75). - Translation Updates: Albanian, Amharic, Arabic, Armenian (Armenia), Asturian, Basque, Belarusian, Bulgarian, Catalan, Chinese (China), Chinese (Taiwan), Croatian, Czech, Danish, Dutch, English (Australia), English (United Kingdom), Esperanto, Estonian, Finnish, French, Galician, German, Greek, Hebrew, Hungarian, Icelandic, Indonesian, Italian, Japanese, Kazakh, Korean, Latvian, Lithuanian, Malay, Norwegian Bokmål, Norwegian Nynorsk, Occitan (post 1500), Polish, Portuguese (Brazil), Portuguese, Romanian, Russian, Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, Urdu (Pakistan), Urdu, Uyghur