need italian fallback message in gnome-session

[Fabio Marconi]

Hello
The message "It seems that you do not have the hardware required to run Unity. Please choose the Ubuntu Classic Desktop at the login screen and you will be using the traditional environment." is not translated in an installation with downloading of italian lang packages.
Thanks

The string is translated:
https://translations.launchpad.net/ubuntu/natty/+source/gnome-session/+pots/gnome-session-2.0/it/+translate?batch=10&show=all&search=unity
Fabio