Allow passing config yaml file name from environment
Allow passing config yaml file name from environment

alphagov/jasmine-rails,rcode5/jasmine-rails,alphagov/jasmine-rails,rcode5/jasmine-rails,rcode5/jasmine-rails,searls/jasmine-rails,searls/jasmine-rails,searls/jasmine-rails,alphagov/jasmine-rails,rcode5/jasmine-rails