* prevent too long values for user preferences
* add chart value 0 to y-axis if last value > 0, to always display the zero line (project details)
* add user-preferences to invoice hydrator
* DateTime vs DateTimeInterface
* simplify permission config
* fix query for teamleads limiting to only selected teams not possible
* removed unused mapping information
* added support for further field types
* fixed changing date objects for begin and end
* added more project fields as invoice variables
* theme update and asset rebuild
* include user teams in user entity
* prevent unauthorized access via API
* improve teamlead permission handling in team timesheets
* add team data to user entity
* add security tests
* highlight menu for invoice template copy
* unified handling of invoice data across all templates
* access to the current users data in invoice templates
* permission improvement in invoice form
* allow to skip record rows
* allow to add new invoice locations without overwriting the global ones
* allow to order user preferences
* change permission for normal users with access to view_other_timesheets
* properly validate invoice template field length
* allow to replace multiple variables in cell values text
* upgraded office invoice template
* doctrine deprecation fix
* upgrade phpoffice/phpword
* fix future begin check for default rounding rules
* dashboard widget counter: respect visibility and teams - fixes#1161
* fix future begin check for default rounding rules
* added new events for pre and post invoice rendering
* fix permission issue for users without team seeing all records
* prevent error in spreadsheet renderer for empty invoices
