Some typos in German translation

[thrinn]

Just some little typos...

"Datenbank" menu -> see attachments

Preferences ("Einstellungen") dialog:
- Buttons still in English OK/Cancel/Apply/Help
- Tab "Indizierung": "Unterverzeichnisse einschliessen" should be "... einschließen"
- Tab "Metadatenvorlagen": Button to insert variables shows square root sign - intended?
- Tab "Metadatenvorlagen": "Exporieren..." button should read "Exportieren..."
- Tab "Dateibeziehungen": Sub tabs "Detection", "Versioning" still in English
- Tab "Dateibeziehungen": "Linken über" should be "Verknüpfen über"
- Pull down menu "Richtung": Text too long / not completely visible


[attachment deleted by admin]