* 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
- show customer totals in single-user reports
- support custom fonts in export / invoice templates
- require daterange for export and invoice searches
- improve help label for user locale
- show decimal formats in help controller
- cache tag amount per request
- composer updates
- improved code styles
- added default label to date picker
- new macros & use own macro
* fix isWeekend() test for sunday fdow
* re-use the pattern for optgroup title
* prevent method on null
* composer update
* pre-select an option if it is the only available one
* added command to stop all active timesheets
