Great translation, even if there are some imperfection. I corrected few of them, I'll give you the file so you can continue to work on this! (I'm Italian) :D
Link: https://mega.nz/#!MJhBHRaD!qUdbg9hyw6_kR1G9Vmr9ww5cHsOG2oxlulKKd6owAbw
PS: It's better to set is_primary to 0 as the GUIDE suggest :) EDIT: Link updated.