• Mail: Add a new preference for preview pane to stay there, even when no mail is selected for previewing
• Mail: Support tree actions from none-selected account
• Mail: Fix edit account does not refresh folder tree
• Mail: Fix contextmenu does not popup for brocken folder tree
• Mail: Fix create new identity can not save email address
• Mail: Fix attachments in preview mode do not get opened properly
• Mail: Implement quota limit warning dialog
• Calendar: Fix bug where planner by user would not show events with group invitation, planner by category would not show events with sub-categories
• Calendar: Highlight current user in planner by user
• Calendar/CalDAV: fix server did not send alarms for virtual exceptions of recurring events
• Calendar/CalDAV: fix changes on clients creating multiple alarms on server
• Calendar/CalDAV: fix wrong end-date of recurring events incl. whole-day events
• Filemanager: File a file dialog now opens in current directory instead of home directory
• Filemanager: Fix change folder permissions and cli.php in minimal install
• Calendar: Fix error in mail all participants on minimal install
• LDAP: fix fatal error in minimal install
• Addressbook: fix bug where private required custom fields could block saving the entry if they were not on their own tab
• Api: Keep session small / quick to load by limiting number of cached link-titles