not complete italian translation

simple to use and efficient plugin, but italian translation is not complete, and it would be also in the free plugin version without add-ons.

in the important confirmation email I’m not able to visualize these phrases in italian:

You have been approved to access

To set or reset your password, visit the following address:

Same thing in new request subsrciption email

Nome utente : xxxxx has requested a username at xxxxxx

To approve or deny this user access to xxxx go to

I tried to modify new-user-approve-it_IT.po but no results; and messages.php with the result to go down the website…