Load Auth details from ENV
Add sensible defaults if ENV var isn't present
Merge pull request #117 from theodi/feature-load-auth-from-envs

Load Auth details from ENV
Fix broken tests

Broken by: e675941157734d09d4fc25db1fef5e8a4c2bec37

The tests weren't expecting the credentials to be included in the panopticon
URL. The simplest fix is simply not to use credentials in tests.