Added: activeDirectoryUsername, activeDirectoryDomain and authType fields to the GetRequestedUserSettings and SetRequestedUserSettings functions of the svcUserAdmin web service allowing an account to be set to authenticate against Active Directory.
Added: Content-Type and Auto-Submitted header fields to SmarterMail generated bounce messages.
Added: Users can now disable automatic creation of tentative appointments when they receive a meeting request.
Changed: Updated MaxMind database used to look up physical locations of IP addresses.
Fixed: Added JPEG as an allowed extension when uploading a photo to a contact.
Fixed: Attempting to add a sub folder to a shared folder using IMAP (which is not allowed) now returns a NO response and a descriptive error message.
Fixed: Contact deletions by an Exchange ActiveSync client now sync correctly to clients synced using Exchange Web Services.
Fixed: Literal string arguments sent during the IMAP Login command are now handled correctly.
Fixed: Meeting request messages with no To or Reply-To fields now sync properly using Outlook for Mac and Exchange Web Services.
Fixed: Moving an email into a shared folder with full control using IMAP now functions correctly.
Fixed: Shared folders now sync properly for IMAP accounts logged in with a domain alias address.
Fixed: Streaming events for Exchange Web Services now works properly with Apple Mail using macOS Sierra.
Fixed: Uploading an image while adding a new contact in webmail now functions correctly.
Fixed: Various scenarios where modifications to calendar events outside of CalDAV would not sync properly to a CalDAV client.
