update backend sprache
delete Thumbs.db
added flags_associations/16px-burgenland_wappen.svg.png
added flags_associations/16px-kaernten_wappen.svg.png
added flags_associations/16px-niederösterreich_wappen.svg.png
added flags_associations/16px-oberoesterreich_wappen.svg.png
added flags_associations/16px-salzburg_wappen.svg.png
added flags_associations/16px-steiermark_wappen.svg.png
added flags_associations/16px-tirol_wappen_svg.png
added flags_associations/16px-vorarlberg_wappen_svg.png
added flags_associations/16px-wien_wappen.svg.png
Merge pull request #61 from sigal/master

update backend sprache