Merge pull request #22 from peterabbott/master

Add auto register resource list for provisioning agent
Update source loco for Berks3
Bump Go to 14.2.0. Use new download URLs.  Fix rhel/fedora case bug.  Minor version bump
Re-enabled Berkshelf - we should move to Test Kitchen for the multivm testing.  minor cleanup on names and added RHEL/Fedora variants.  Added dependency on vagrant-omnibus b/c Bento boxes now provisionerless