Log Message:
Update to 2.2.0.1:

        * Bugs fixed
                + invisible event box replacement (Dave Camp)
                + async / gtk+ state sync loop (Radek Doulik)
                + UI image related segv (Michael, Ettore)
                + build fixes (Alex Duggan)
        * Featurelets
                + very major docs improvements (Gustavo Carneiro)
        * Translations
                + updated (mn, ro, id, kn, fa): (Christian Rose,
                  Marius Andreiana, Roozbeh Purnader)