v3 Datepicker + Calendar (#424)
* datepicker and calendar merge-athon
* More cal work
* combine cal and picker
* fix props to datepicker
* keep time when cal selects
* Move setDate to stately
* Fix controlled state
* fix some ts bs
* Popover positioning and arrow hiding
* Fix merge issues
* calendar updates
* merge fail fix
* Separate popover specific stuff from dialog trigger
* Merge mutliple ids pointing to the same element
* First pass at labeling
* Disable tests for temp build
* Fix import
* Open calendar on press in the field on mobile
* Center stories by default
* aria label and ts
* Validation and stuff
* autofocus and onpress
* Support validationState="valid"
* Autofocus calendar
* Chevron icons
* add label to cell for announcing
* useLayoutEffect in focus scope
* cal tests
* wip
* clean up
* Implement required, autofocus, and read only
* spinbutton tests
* DatePicker tests
* lint
* Fix other tests
* Revert "Disable tests for temp build"
This reverts commit bba2034d9c2b8a3d358b0011fcdc6f3672a07b47.
* More linting
* Calendar refactoring
* More calendar tests
* linting
* Add support for minValue and maxValue to calendar
* Get first day of week from locale in calendar
* Ensure locale is passed through to child providers
* Mirror arrow key direction in RTL locales
* Flip direction of previous/next buttons in RTL
* Update locale when system locale changes
* Select closest locale in message formatter
* Update list of supported locales
* Fix large scale, and add sizes for CJK locales
* Center calendar when inside a tray
* Scale down font size for CJK instead of scaling up cell size
* Properly internationalize entering arabic digits in datepicker
* Fix quiet
* Implement RangeCalendar
* Add RangeCalendar to DateRangePicker
* Fix tapping on date range picker on mobile
* lint
* Cancel range selection on escape key, and don't select in read only mode
* Test range calendar
* Rename css variable
* Fix datepicker labeling
* DateRangePicker tests and fixes
* Cleanup
