Re-add quotes to supervisor pythonpath
Add bernard to the list of supervisor processes
Use api key and host from config.
Force the pythonpath for bernard
Set to a really high version so it doesn't get overwritten
Fix bad formatting character
Update Bernard to support new-style configuration.

See this gist for the full spec:
https://gist.github.com/conorbranagan/9319ea6e282941437174

Eventually this will live in documentation...
BernardCheck.from_config just returns a single check
Better handling of case where no checks are defined.
Let Bernard run even if it's not scheduling any checks