def valid?(options)
      valid_options = Loaf::Configuration::VALID_ATTRIBUTES
      options.each_key do |key|
        unless valid_options.include?(key)
          fail Loaf::InvalidOptions.new(key, valid_options)
        end
      end
      true
    end
def valid?(options)
      valid_options = Loaf::Configuration::VALID_ATTRIBUTES
      options.each_key do |key|
        unless valid_options.include?(key)
          fail Loaf::InvalidOptions.new(key, valid_options)
        end
      end
      true
    end
Check if options are valid or not

 @param [Hash] options

 @return [Boolean]

 @api public