* Combine last 23 commits into one.
Update css, so dropdown shows correctly
Add extra callbacks and expose some downshift combobox functions
Add changelog
Update stories to reflect new props
Update stories label
Removed `clearOnSelect` prop and reverted some other changes
Fix missed props during rebase
Remove old storybook story and slight fix from rebase
Remove unneeded code
Update default get filtered functionality and add regex escaping
Some updates by testing a new onStateChange callback
Expose the onStateChange callback for more fine control ove the useSelect
Some minor adjustments
Expose stateReducer and minor adjustments from PR review
Simplify logic around isOpen handling with outside component
Remove unused import
Remove onStateChange prop
Address PR feedback
Some minor adjustments to the input handling
Update the way the stateReducer is called
Remove some of the unneeded logic
Remove onStateChange and replace it with onSelectedItemChange and onInputValueChange for simplicity
Fix lint error
* Remove duplicate and unused import
* Fix call to ControlledPropUpdatedSelectedItem in story
louwie17