Merge pull request #9 from dokuwiki-translate/lang_update_237

Translation update (nl)
translation update
Merge pull request #11 from dokuwiki-translate/lang_update_452

Translation update (eo)
translation update
Merge pull request #12 from dokuwiki-translate/lang_update_475

Translation update (da)
translation update
Merge pull request #24 from dokuwiki-translate/lang_update_199

Translation update (ru)
translation update