only add config path /Users/jcolby/varnish_rest_api.yaml if ENV[HOME] really exists
only add config path /Users/jcolby/varnish_rest_api.yaml if ENV[HOME] really exists

joncolby/varnish_rest_api,gutmensch/varnish_rest_api,gutmensch/varnish_rest_api,joncolby/varnish_rest_api