Completed Functional Unit UI, revamped the Administration UI page, changed BreadcrumbsBuilder to simplify building breadcrumbs, some import cleanups
Merge pull request #214 from kazoompa/feature-new-functional-unit-ui

Completed Functional Unit UI
Opal web services GET /version /env and /status
Merge pull request #215 from nuwimana/master

Opal web services GET /version /env and /status
Variable search integrated to the nav bar.