Actually, that's exactly what's goldenboy trying to do, and he's really succesful so far, Abe and Sligs are speaking in german already and even the cutscenes are in german. Goldenboy's the guy who helped me alot with all this Wwise stuff.
Anyway, here's the proj file:
https://mega.co.nz/#!iBwDWZDB!VQXDSj...44Gsu-QAus8ZmE