- version 17.1.20190111
- Api: show maintenance release as version-number everywhere
- Api: truncate varchar for all DB types now, as MariaDB 10.3 also errors on to big content
- Api/Filemanager/WebDAV: fix SQL error if login error or WebDAV path contains non-ascii chars
- Calendar/CalDAV: store huge iCal attributes compressed to fix stalled sync of Outlook/Exchange events
- Calendar/Mail: tell user if an event has been already already deleted when viewing a meeting request
- Mobile theme: Fix inconsistent styling of submit buttons on login page, when browsing with Safari
- Filemanager: fix missing empty directory context actions
- Filemanager: treat GoodSync _gsdata_ directory as hidden / not shown by default
- Filemanager/EPL/GoodSync: ignore _gsdata_ directory for versioning and subscriptions
- Mail: implement new preference to configure mail identity label shown as mail folder header
- Addressbook: add site configuration to disable Last/Next Event column
- Projectmanager: move format for ID generation from config to settings to allow eg. group-specific IDs
- Extended changelog: https://help.egroupware.org/t/new-features-preferences-or-other-important-things-since-release-of-17-1/73323

- version 17.1.20181205
- SiteMgr: fix fatal error stalling EGroupware, if SiteMgr is installed
- eSync: fix S/Mime messages stall synchronisation, they are not (yet) correctly handled
- Versioning: when restoring directories also restore files and subdirectories (only for newly deleted directories!)