V3 textfield followup (#477)
* All of textfield stuff from old branch
* First stab at changing the styling for textfield and text area
* Fixing icon disabled style and moving color into skin.css
* Changing Textfield css to support optional icons
* Changing textfield and search css to support RTL
* Fixing useControlledState so that searchField text deletion works
* Adding addition stories to TextField and TextArea
* Addressing review comments for css
* Reorganizing the css by leveraging 'parent class &'
* Flipping validation tooltip positioning if RTL
* fixing lint issues
* Adding useProvider to TextArea/TextField/SearchField
* Replacing Textfiled interfaces with react-types/shared interfaces
* Adding forwardRef so that TextField accepts a ref for the input element
* Adding focus ring to search clear button and textfield input
* Addressing review comments
doesn't include internationalization move changes and moving aria types to the react-types package
* Fixing lint issues
Some TODO's added since I am waiting for filterDOMProps change
* Adding ability to exclude props from user provided list to filterDOMProps
* Renaming excludeArray to exclude
* Changing exclude array to exclude obj
Exclude obj merges with base DOMprops and overrides any that overlap
* removing extraneous paren
* Created TextField and SearchField types in react-types package
* Moving intl to searchfield aria
* Fixing linter issues:
* Removing extra white space
* Textfield tests wip, user-event library, type=search bugfix
* Updating icons to use v3
* Updating textfield/search packages for v3 icons
* Adding Textfield, TextArea, and SearchField v3/v2 common tests
* Moving TextField custom class name to root element
* Adding more TextArea/TextField tests and fixing eslintrc for jest beforeAll
* Reverting change to TextField since it relies on search styles
* Adding SearchField specfic tests
* Making Textfield related packages private
* Temporarily removing some test cases due to RSP-1182
* Adding ClearButton tests
* Adding useTextFieldState tests
* Adding aria hook tests for textfield/searchfield
* Adding textfield stories for additional prop combinations
* Moving textfield state interfaces into stately
* Fixing Textfield icon styling and icons sizing
* Adjusting isRequired behavior for TextField
also comes with useSearchFieldState changes since we don't need state in TextField any more
* Fixing clearbutton import in button test
* Fixing ClearButton and SearchField tests (triggerPress)
* Addressing review comments
* addressing review comments
* removing yarn.lock changes to try and fix build
* Addressing review comments
* Adding comments about some error messages
* Addressing more review comments
* Addressing more review stuff
* updating ToastContainer test so it doesn't fail build
* Changing aria nulls to underfineds
* fix yarn.lock
* Fixing package dependencies
* Deleting extraneous textfield state test
textfield state hook is now searchfield state hook
* Removing errant TODO comment
* Addressing review comments
* Addressing review comments
* Fixing tests
