* bump packages
* dynamic invoice options
* make sure that invoice previews can be detected
* support for mpdf associated files
* do not include any future times in work contract calculation
* re-add username column in Excel spreadsheet
* deactivate internal rate editing
* show if plugin update exists
* shorten name to Kimai only, without Time-Tracking
* remove check for existing id in work contract
* fix metafield already defined in search
* helper methods to unlock months
* new translation
* send event on unlock month
* do not close modal if form is dirty
* deprecated TimesheetConfiguration
* inject timezone in form types
* cleanup usage of UserDateTimeFactory
* allow to configure increment steps for minutes
* use 15 minutes step for datetimepicker in project edit form
* use rounding rules for increments in minute select for begin and end
* allow duration in multi user and admin timesheet forms
* make dropdown values configurable
