* bump version
* fix invisible class on labels
* fail safe removal of foreign key
* check if optional form field exists before accessing it
* silently ignore stopped timesheets
* prevent colliding parameter names
* make sure decimal duration is always rendered with two decimals
* simplify translation
* fix#2751 ANSI_QUOTES
* rename composer task
* fix billable statistic rates
* added missing translation for export
* improve report visibility
* fix timesheet duration, which breaks validation
* added contributing section in README
* do not allow to change project for existing activities - fixes#2576
* bump theme version to fix FOSUserBundle dependency
* use entity color instead of inherited one - fixes#2200
* fix: display time budget in customer listing if set
* updated api methods with annotations
* do not require checkboxes for system configurations
* open dialog for duplicated timesheets
* no back links in modal pages
* remove unused service links to bountysource and gitter
* add validation for budget and time-budget fields
* display time budget if set
* remove console log
* sanitize DDE payloads
* do not show status and name in version string
* removed un-maintained docker file
* update all packages
* fix deprecations
* only show one line descriptions for customer, projects and activities
* allow to show export column in timesheet listing
* 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
* allow to add disabled users to team
* allow to include disabled users in user-select
* include disabled users when editing team members ONLY if they are already part of team
* show all fields in timesheet api docs
* fix action dropdown links #1806
* apply same validation rules for passwords and for api-tokens #1753
* added "duplicate team" action #1136
