Created 2.7.x branch
Added norwegian translation (Thanks OEH)
Added RU-language-files, provided by user shlack; converted to entities.
added missing Dutch language files for core modules
removed German Umlauts in some language file (PHP comments)
Removed colloquially german language files as the filename causes issues
fixed some errors in standard german language file
added new colloquially german language file (thanks to Michael Tenschert)
added kewyword id to all new files
Removed module mail_filter and added revised version under new module name output filter. Bugs with regular expression fixed.