Finished refactor of story/chapter/comment related stuff.

models/change.go

@@ -27,8 +27,12 @@ type Change struct {
 
 // AddObject adds the model into the appropriate array.
 func (change *Change) AddObject(object interface{}) bool {
-	if v := reflect.ValueOf(object); v.Kind() != reflect.Ptr && v.Kind() != reflect.Slice {
-		return change.AddObject(v.Addr().Interface())
+	if v := reflect.ValueOf(object); v.Kind() == reflect.Struct {
+		ptr := reflect.PtrTo(v.Type())
+		ptrValue := reflect.New(ptr.Elem())
+		ptrValue.Elem().Set(v)
+
+		object = ptrValue.Interface()
 	}
 
 	switch object := object.(type) {