First German, French, Italian, Dutch and Russian translation update.

Thanks to the whole translation team!! :D

I'll update the two strings changed in the pot and try to fix stuff afterwards.
Hopefully last pot update before RC2 and final release.
French translation hopefully final fix.
Final translation update after pot update.

The language left are Spanish (es), portuguese (PT & BR), and Polish.
Merge pull request #378 from authenticate/upstream

Fixing a small issue with the Options Menu in Boot Mode