1.7.3 - Update copyright year - build: Bump dependency versions and fix deprecation warnings - Add the capability to trigger a countdown from the command line. - I18n: Update po/LINGUAS list - I18n: Update po/LINGUAS list - build: Use XDT_VERSION_INIT and get rid of configure.ac.in - gcc-analyzer: Fix -Wanalyzer-deref-before-check - I18n: Update po/LINGUAS list - build: Get rid of intltool - Add an UTC option to the alarm - Fix copyright info - Remove deprecated project files - Translation Updates: Albanian, Arabic, Basque, Belarusian, Bulgarian, Catalan, Chinese (China), Chinese (Taiwan), Croatian, Czech, Danish, Dutch, Eastern Armenian, English (Australia), English (United Kingdom), Esperanto, Estonian, Finnish, French, Galician, German, Greek, Hebrew, Hungarian, Icelandic, Indonesian, Interlingue, Italian, Japanese, Korean, Latvian, Lithuanian, Malay, Norwegian Bokmål, Occitan (post 1500), Persian (Iran), Polish, Portuguese, Portuguese (Brazil), Romanian, Russian, Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, Urdu, Urdu (Pakistan), Uyghur