add Italian translation
Licence update

Updated the licence information in each file.
Updated some typos

Updated some typos
Merge pull request #7 from jim-parry/master

Update translator list
Merge pull request #6 from Rufnex/master

Licence update
Merge pull request #5 from ster/master

add Italian translation
Merge pull request #8 from jim-parry/master

Update closing comment