WB 2.08.x

added missing Dutch language files for core modules

added new languages to install script; fixed some issues and typos in languagefiles

fixed bugs in converted language-files (BG, CS, PL, RU)

Converted and added some old language-files (BG, CS, PL, RU)

minor change in german language file

Removed colloquially german language files as the filename causes issues

fixed language bug (backend language switched to the pages language viewed in frontend)

fixed some errors in standard german language file

added new colloquially german language file (thanks to Michael Tenschert)

Added missing text in languages files for jscalendar

Replaced all special chars in language files with htmlentities or unicode.

Added some missing lines in language files.