Bugfix: last_changes link not working
Bugfix: some users cannot access News Feed page
Reduce space on right side of notification messages
Remove leading and trailing white spaces from desktop notification messages
Fix some cross-browser compatibility issues (mini-chat compose box & expanded chatbox unread counter)
Bugfix: "Create a new note" not working
Init a simple product tour using Hopscotch
Bugfix: tours on fixed positions not displaying correctly