Revert breaking FF change (#123)

* C4-14 *finally* track down and revert breaking change

* C4-14 up snovault version

src/snovault/_version.py

@@ -1,4 +1,4 @@
 """Version information."""
 
 # The following line *must* be the last in the module, exactly as formatted:
-__version__ = "1.3.8"
+__version__ = "1.3.9"

src/snovault/resources.py

@@ -404,7 +404,7 @@ def item_with_links(self, request):
         Additionally, if indexing, this method adds the current Item's uuid/sid
         to `_linked_uuids` and `_sid_cache` on the request
         """
-        properties = self.upgrade_properties()
+        properties = self.__json__(request)
         # use schema_links rather than DB links so upgrades work on ES GETs
         for path in self.type_info.schema_links:
             uuid_to_path(request, properties, path)