3.22.1: * Port from intltool to gettext (this drops the intltool dependency) * Add various build-time checks (this adds an optional build-time dependency on xmllint) * Translations: ** cs (Marek Černocký) ** da (scootergrisen) ** de (Mario Blättermann) ** es (Daniel Mustieles) ** fi (Jiri Grönroos) ** fr (Alexandre Franke) ** fur (Fabio Tomat) ** hu (Balázs Meskó) ** id (Kukuh Syafaat) ** it (Gianvito Cavasoli) ** lt (Aurimas Černius) ** pl (Piotr Drąg) ** pt (Tiago Santos) ** pt_BR (Rafael Fontenelle) ** sk (Dušan Kazik) ** sv (Anders Jonsson) ** zh_CN (liushuyu, Mandy Wang)