Italian translation: update

Sync'ed with e24eab9e20dc7e2bf0cf527ad74b469485a9de8b
Italian translation: add "arrays.xml"

Added translation for "arrays.xml"
Add constants for different type of options for selecting the group of users.
Modify the getFriendList method to return the list of friends depending on the option given.
Implement the choosing of friends corresponding to All/Online/Offline/Blocked catergory they are in.
Fix errors that result from the changes.
Added compatibility.
Russian translation
Merge branch 'ar-lex-master'
Merge branch 'patch-2' of https://github.com/lance0/Antox into lance0-patch-2
Merge branch 'lance0-patch-2'
Merge branch 'Ansa89-patch-1'
Merge branch 'Ansa89-patch-2'
Merge branch 'work' of https://github.com/Corly/Antox into Corly-work
Merge branch 'Corly-work'
Merge branch 'Corly-master'
Changing version
Change the if-else statements into a switch in ToxService.
Merge remote-tracking branch 'upstream/master'