def options
      VALID_CONFIG_OPTIONS.inject({}) do |option, key|
        option.merge!(key => send(key))
      end
    end
def options
      VALID_CONFIG_OPTIONS.inject({}) do |option, key|
        option.merge!(key => send(key))
      end
    end
Create a hash of configuration options and their
 values.

 @return [Hash<Symbol,Object>] the options hash