4.21.0 - build: Fix resource not found at runtime - build: Automate copyright year management - build: Replace xdt-csource with glib-compile-resources - build: Define xfce4 min version >= 4.18 - Replace deprecated exo with libxfce4ui 4.21.0 - display-settings: Add missing update of /ActiveProfile - Revert "settings-manager: Add xfce4-about" - Update copyright year - meson-build: Use SPDX license expression - meson-build: Specify wayland-scanner as a native dependency - meson-build: Update debug/optimization flag management - build: Add missing dep flags - Add meson build - scan-build: Fix core.uninitialized.Assign - build: Install missing helper opera-mailer.desktop - build: Make gio-unix mandatory - build: Simplify libxklavier version management - Bump xfconf min version - x11: displays: Delay RRScreenChangeNotify handling when DPMSModeOff - build: Fix -Wmaybe-uninitialized - xfsettingsd: Fix error handling in main() - xfsettingsd: Don't disable DPI setting by default - wayland: common: Add missing struct member initialization - displays: Always enable first output - Translation Updates: Albanian, Basque, Catalan, Danish, Estonian, Hungarian, Romanian, Russian, Slovak, Spanish, Ukrainian