* UX: Multichain: Move Add Account and Import Account into Account Menu Popover
* Create a new CreateAccount component for the Account Menu
* Add actions for import form
* Use separate actions for cancel vs. submit
* Fix jest tests
* Remove commented route navigation
* Accommodate for failing import
* Fix tests
* Remove routes for new account and import
* Remove old create account page
* Move import-account files to multichain directory
* Fix paths on the import files
* Remove deprecated component library variables
* Fix error property of add form
* Fix user-actions-benchmark
