* ui: Switch selects to use more HTML-like approach for optgroups
* Add KV comparator
* Use new option/optgroup approach for sort/select
* Fix up tests for new order of menu items
* ui: Move more menu subcomponents deeper down into popovermenu
* ui: Simplify aria-menu component+remove auto menu close on route change
* Add ember-string-fns
* Use new PopoverMenu sub components and fix up tests
* Fix up wrong closing let
* Remove dcs from the service show page now we have it in the navigation