4.20.5 - I18n: Update po/LINGUAS list - build: Fix typo in optimization level - XfwWorkspaceWayland: Add missing sanity check - I18n: Update po/LINGUAS list - XfwWindowX11: Readjust entire monitor list when one is added/removed - I18n: Update po/LINGUAS list - autotools-build: Add *-docs.xml.in to EXTRA_DIST - Translation Updates: Arabic, Czech, Danish, Esperanto, Italian, Norwegian Bokmål, Occitan (post 1500), Portuguese (Brazil), Slovenian, Swedish, Thai, Uyghur, Vietnamese