I have just updated my demo site to kiwitrees 1.4.4.1 so you can see that languages now work correctly.
For correct date translations see: http://demo.kiwitrees.net/individual.php?pid=I6&ged=wedgewood.ged&lang=da
For correct alphabet see http://demo.kiwitrees.net/indilist.php?surname=Wedgwood%20I&ged=wedgewood.ged