4.18.3 - Update copyright year - build: Use XDT_VERSION_INIT for proper version scheme - Fix memory management of GSPrefs - lock-dialog: Do not use gtk_widget_grab_default() - i18n: Use xfce_textdomain() - prefs-dialog: Fix spin button signal of cycle-delay - prefs-dialog: Add missing sanity check - manager: Fix cycling jobs - manager: Fix desktop leak when reconfiguring monitors - Revert "Add overlays to initial activation" - manager: Align job table management with window table management - manager: Use a hash table instead of a list for windows - manager: Fix leak on prefs - window: Reset monitor pointer when disposed - window: Add source id management when deactivated - Add hint for users how to make Blank Screen DPMS work - Do not activate screensaver if disabled - Translation Updates: Albanian, Basque, Belarusian, Bulgarian, Catalan, Chinese (China), Chinese (Taiwan), Czech, Danish, Dutch, Eastern Armenian, English (Canada), English (United Kingdom), Estonian, French, Galician, German, Greek, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Lithuanian, Malay, Norwegian Bokmål, Polish, Portuguese, Portuguese (Brazil), Russian, Serbian, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian