* Create keyboardShortcuts.jsx
Add handler for keyboard shortcuts
* Match github's hotkey style
Makes objects clearer.
* Update keyboardShortcuts.jsx
* Allow single character shortcuts
update to allow single character shortcuts/hotkeys
* Add component documentation
Add inline documentation for the component.
* Fix example typo
* Move keyboardShortcuts to a hook
* Fixed useKeyboardShortcuts example
* Rename keyboardShortcuts.jsx to useKeyboardShortcuts.jsx
* Rebuild
* Move isFormField outside render cycle
Move the isFormField function outside of the render cycle.
* Prevent event listener on empty object
Don't add an event listener if the shortcuts property is an empty object or is null
* Add tests for useKeyboardShortcuts
Initial pass for adding tests to useKeyboardShortcuts
* Missed unmount
Missed a whole word...
* Fix typos
* Convert function type
* Add new test cases.
* Missing brackets
* Typo
* Update useKeyboardShortcuts.test.jsx
* Move event listener to document
* Update tests
* Use testing-library/user-event
* Correct fireEvent
* Update keyDown
* Slight tidy
* Change order, just in case
* Swap to render
* Make function async
* Rerun travis
* Add rerender
* Fix render function
* check event.key for fallback
