RSP-1516: More SideNav tests (#212)
* [WIP]RSP-1516: More SideNav tests
* RSP-1516: adding selected keys stories
* RSP-1516: adding more tests
* RSP-1516: update static tests
* RSP-1516: adding types package and move items to separate file
* RSP-1516: adding wrap around
* RSP-1516: fix tests
* RSP-1516: remove heading
Co-authored-by: Danni <drobinson@livefyre.com>
