The navigation menu for standalone deployments needs to be updated to be a more usable.

The repo context selector will go above the breadcrumbs on the header in the namespace detal view and the collection views. It should be visible but disabled on all the collection detail headers, so that the user knows what repo they're looking at.

You can use this diff as a starting point: https://github.com/ansible/ansible-hub-ui/compare/master...newswangerd:fix/AAH-485-refactor-menu?expand=1

New nav bar: