# File lib/dragonfly/configurable.rb, line 58
      def default_configuration
        # Merge the default configuration of all ancestor classes/modules which are configurable
        @default_configuration ||= [self.class, configured_class, *configured_class.ancestors].reverse.inject({}) do |default_config, klass|
          default_config.merge!(klass.default_configuration) if klass.respond_to? :default_configuration
          default_config
        end
      end