* [IOS-68] - No contacts lookup on short numbers
* [IOS-589] - No REGISTER sent to the server for 8 hours - Unknown error 476241
* [IOS-609] - License Invalid showed to the user, but the license on the server is valid
* [IOS-613] - "Rete assente" message. Unable to connect
* [IOS-615] - Licence invalidated on network failure
* [IOS-618] - PrivateGSM gets keepalive but does not send REGISTER
* [IOS-623] - Impossible to answer call if device is locked