fix(hooks): call a11y status message on items change (downshift-js#1073)

* call for useCombobox

* call for useSelect

* update snapshot

* update documentation

* update Readme descriptions

* fix typo

fix(useCombobox): update inputValue when calling selectItem (downshif…

…t-js#1055)

fix(scrollIntoView): do not scroll falsy node (downshift-js#1047)

Ref: downshift-js#1045 (comment)

feat(hooks): memoize all callbacks (downshift-js#1051)

This PR memoizes all callbacks returned from downshift so we can memoize
function components and pass callbacks in dependency arrays.

Closes downshift-js#1050

feat(hooks): allows virtualization for hooks (downshift-js#1045)

* applied Kent's fixes

* prettier

* fix highlightedIndex on arrow down without items

* update snapshot

* rename elementIds to elementIdsRef

* add itemRefs to useSelect as well

* improve code

fix(preact): add support for preact/debug (downshift-js#824)

Co-authored-by: Yahor Ramanenka <yramanenka@dealcloud.com>

fix(hooks): return the ref container with isMouseDown (downshift-js#1038

)

* fix the refactored function

* update snap

* add cypress test

* fix heading in docs

perf(hooks): improve mouse and touch tracking (downshift-js#1032)

* move logic in separate hook

* snapshot update

* fix jsdoc

fix(useCombobox): allow to submit form on pressing Enter (downshift-j…

…s#1021)

* fix(useCombobox): allow to submit form on pressing Enter

Ref downshift-js#1019

Allow to submit form on pressing Enter when menu is closed or
no item is selected.

* Try to fix coverage

fix(useControlledState): use reducer + useEffect (downshift-js#1020)

* use reducer and effect

* rename function

* fix unit test

* fix the input value generation from selectedItem

* update snapshot

* update unit test

* add more unit tests for useSelect

* improve tests for useCombobox

* update useMultipleSel tests

* use ref for action