use simple != comparision for exports
diff --git a/reclass/core.py b/reclass/core.py
index 4d5931a..14f56bd 100644
--- a/reclass/core.py
+++ b/reclass/core.py
@@ -145,9 +145,7 @@
         return ret
 
     def _update_exports(self, old, new):
-        old_yaml = yaml.dump(old.as_dict(), default_flow_style=True, Dumper=ExplicitDumper)
-        new_yaml = yaml.dump(new.as_dict(), default_flow_style=True, Dumper=ExplicitDumper)
-        if old_yaml != new_yaml:
+        if old != new:
             self._storage.put_exports(new)
             return True
         else: