-Update from WebTranslator v3.0:
belarusian - 69 changes by KorneySan
norwegian_bokmal - 1 changes by 
russian - 3 changes by KorneySan
slovenian - 26 changes by matej1245


git-svn-id: http://svn.openttd.org/trunk@26703 6aa0318a-3be1-0310-93fa-89fd2396df07