Fix reify method

Handle case old version has attribute with same name with current model setter

lib/paper_trail/version_concern.rb

@@ -149,7 +149,7 @@ module PaperTrail
 
         # Set all the attributes in this version on the model
         attrs.each do |k, v|
-          if model.respond_to?("#{k}=")
+          if model.has_attribute?(k)
             model[k.to_sym] = v
           else
             logger.warn "Attribute #{k} does not exist on #{item_type} (Version id: #{id})."