* 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
- added "today" as selector in date-range dropdown
- added feature to prevent auto-select of dropdowns with only one entry
- added hint that no changes were detected in batch update
- added negative invoice sums are possible (e.g. for credit notes)
- fix project list is expanded after submission
- fix invalid date parsing causes 500
- fix: prevent auto-select of activities in export and invoice form (in case only one global activity exists)
- fix team assignments for customer and project were not saved (using API now)
- fix form fieldset with legend styling (e.g. team project assignment)
- fix required meta-field were forced to have a value in batch update
- fix tomselect meta-field was not disabled in batch update
- fix unset internal rate is shown as 0
- fix one minute rounding problem in duration-only mode with "now" being default time
- fix column width and label for duration-only mode
- tech debt: cleanup invoice template (remove invoice layout)
- tech debt: reorder for simpler comparison with invoice form
- possible BC for devs: remove unused methods from form trait
- bump composer packages (includes new translations for auth screens)
* added team filter in export and invoice search form
* added teams select to timesheet filter
* added team select to report filter
* hide user and team filter if count < 2
* 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
* added sortable js library
* activity in invoice is optional
* added javascript widget for paginated boxes
* fix activity dropdown for globals only
* added timesheet service to reduce code duplication
* use repository to query for teams in dropdowns
* added project validator
* validate project start and end against timesheet
* include begin and end in dynamic form requests for projects
* added timezone and language option to import flag, improve timesheet import speed
* deactivate cross-timezone filter
* add virtual fields to field order list
* composer update
* added param to ignore dates
* position loader icon fixed - fixes#1330
* permission problem when creating a new project - fixes#1340
* remove dev dependencies webserver and thanks bundle
* stop information leak (begin and end date) in duration mode - fixes#1307
* unify timesheet edit dialog for user and admins
* fix security issue, own rates exposed to unauthorized users in multi-update dialog
* using a different library for javascript selects, fixing the closing search dropdown
* fix closing dropdown for daterangepicker
* added missing search button for mobile on customer page
* fix meta fields with same names than existing columns
