* refactor: convert to ES6 function
* fix: include `keyString` in event name
- This negates the need for complicated logic in determining which objectView the action was intended for
* fix: handle the case of currentView being null
* fix: add keyString to flexibleLayout toolbar events
* fix: properly unregister listeners
* fix: remove unused imports
* fix: revert parameter reorder
* refactor: replace usage of `arguments` with `...args`
* fix: add a11y to display layout + toolbar
* test: add first cut of layout toolbar suite
* test: cleanup a bit and add Image test
* test: add stubs
* fix: remove unused variable
* refactor(DisplayLayoutToolbar): convert to ES6 class
* test: generate localStorage data for display layout tests
* fix: clarify "Add" button label
* test: cleanup and don't parameterize tests
* test: fix path for recycled_local_storage.json
* fix: path to local storage file
* docs: add documentation for
utilizing localStorage in e2e
* fix: path to recycled_local_storage.json
* docs: add note hyperlink
