po: Update Italian translation (try 3)

[Matteo Bruni]

2013/6/17 Fabian Ebner <f.ebner94 at gmail.com>:
> Typo fixed (finally)
> ---
>  po/it.po | 40 ++++++++++++++--------------------------
>  1 file changed, 14 insertions(+), 26 deletions(-)
>

This one looks good to me, thanks :)