4.20.5 - Fix -Wdiscarded-qualifiers compiler warning - Remove G_GNUC_CONST - wayland: Set mode dimensions to 1x1 if width or height <= 0 - Revert "dialogs/display-settings: Fix possible arithmetic exception" - dialogs/display-settings: Fix possible arithmetic exception - Add missing chain up to parent class - display-settings: Release main object early to avoid use-after-free - display-settings: Handle source memory management - I18n: Update po/LINGUAS list - wayland: display-settings: Fall back to output name when EDID is duplicated - xfsettingsd: Add some debug traces to gtk-settings helper - gtk-settings-module: handle g_value_transform() failures - Special-case gtk-xft-hintstyle - Include an allowlist of xfconf props to sync to GtkSettings - Fix incorrect TitleCase to kebab-case in gtk-settings-module.c - Translation Updates: Greek, Lao, Russian, Slovak, Slovenian, Turkish