Each Module Gets It’s Own Tab:

• The native desktop and mac clients now can have upto 6 tabs – one for each module. These include
  • Notifications: This is the list of all your notifications from people you follow and teams you are a member of
  • Messages: This is the list of private messages you have sent or received
  • Chats: This is the list of IM conversations (private & team) you have had
  • People: This is the list of users in your domain
  • Teams: This is the list of teams (projects, groups, departments) you are a member of
  • Files: This is the activity log of synced files on your desktop
• Notifications, messages and chats tab show a count of un-read items to know what you need to catch up on
• UI for actions on the top to Compose, Add New Users and Online Help have been cleaned up

Memory Footprint Reduction:

• Overall memory used by the client has been reduced
• Memory leaks when a chat window is opened & later closed has been fixed

Misc:

• MangoApps for Mac the minimum requirement now is OSX 10.10 & above