Updated it translation for website

[Geert Janssens]

On Thursday 5 August 2010, Geert Janssens wrote:
> I have also marked the Italian translation as UTF-8. To finish this,
>  however, Derek will have to make one change in the Namazu configuration on
>  the webserver (he's the only one with access to that server).
> 
The namazu config has been updated. The mailing list search page will display 
properly now in Italian.

Geert