New In-app Tutorial - Automatically triggered when you log in for the very first time. The new tutorial bar can also be turned on for existing users.
Notifications - They now include details on what a field was changed from, along with what it was changed to.
See More Items - In List View, there is a new column that shows the number of related items.
Combo Search Box - Search release and project fields by typing the first few letters of the name of your release or project folder.
New User Token - When creating filters, you can now add a new user token for the Assigned To field called Current User Teams. It will filter items that are assigned to any teams the user currently belongs to.