Task#4639 - Messenger uploaded temp files config
Task#4526 - Sending Group Message
Task #3548 - Fix attendees saved in data in event visualization
Task#4739 - Correcting warnings on the Container/Addresbook log
Task#4750 - Contacts roster shows complete list of contacts
Task#4525 - Progress bar color in Tasks module
Task#4502 - Error inserting image when editing message
Task#4682 - Automatically fill username at login screen
Task#4743 - Update tutorial