- setting "rounding days" not required
- developer: added user pref for public holiday group (to be used by plugins)
- developer: added WorkingTimeYearEvent (to be used by plugins)
- user pref: cleanup work contract form and support more fields (to be used by plugins)
- code cleanup
- bump theme and composer packages
- Fixed: mandatory fields / form validation for invoice template
- Added: Duration as calendar title replacer (open: running records)
- Fixed: HTML injection in Calendar
- Fixed: Doctrine Proxies are not initialized (leads to empty customer/project)
- Fixed: tag creation
- Fixed: validation errors do not need to be logged in prod
- Removed: Customer VCard download, as used library is outdated and not maintained
- Added: supporting translations domains in many new places (menu, help_text, page_setup, report, exporter, calendar)
