Assegnate 4 su 5 stelle

The method proposed below by Sebastian worked fine for me. Just a warning for those using Winrar. I tried to recompress the modified file in zip with Winrar and I got an error message from Thunderbird during setup. So I used 7zip and it was ok.

Questa recensione riguarda una versione precedente (0.9.10.1) del componente aggiuntivo.