Set 403 error when user not authorized against route.
Namespace the site route to avoid ambiguity with other routes.
Update iconfont styles to use respective variables, use new property selector classes, decruft and sync styles with wireframes.
Change to hierarchical navigation.
Add classes to top level navigation items and style global navigation to accommodate subpages.
Merge branch 'navigation' into develop
Merge branch 'develop' into global-js-object
Experimental variations to work with vocab pages.