def normal_attributes
        normalized = {}
        attributes.each_pair do |attr, value|
          property = active_fedora_class.properties[attr.to_s]
          # This handles some cases where the attributes do not directly map to an
          #   RDF property value
          normalized[attr] = value
          next if property.nil?
          normalized[attr] = Array.wrap(value) if property.multiple?
        end
        normalized
      end
def normal_attributes
        normalized = {}
        attributes.each_pair do |attr, value|
          property = active_fedora_class.properties[attr.to_s]
          # This handles some cases where the attributes do not directly map to an
          #   RDF property value
          normalized[attr] = value
          next if property.nil?
          normalized[attr] = Array.wrap(value) if property.multiple?
        end
        normalized
      end
Normalizes the attributes parsed from the resource
   (This ensures that scalar values are passed to the constructor for the
   ActiveFedora::Base Class)
 @return [Hash]