ADTRAN: Update to containerized adapters.
Loading and running but still needs about a week or so of work to
catch up to where the OpenOLT/ONU containerized adapters are

Change-Id: I5522232e21dd76b3f95b4698af6c7e4cef96753d
diff --git a/adapters/adtran_onu/adtran_onu.py b/adapters/adtran_onu/adtran_onu.py
index c0801d1..7a88ed0 100755
--- a/adapters/adtran_onu/adtran_onu.py
+++ b/adapters/adtran_onu/adtran_onu.py
@@ -61,7 +61,7 @@
         self.adtran_omci['omci-capabilities']['tasks']['get-capabilities'] = AdtnCapabilitiesTask
         # TODO: Continue to customize adtran_omci here as needed
 
-        self._omci_agent = OpenOMCIAgent(self.adapter_agent.core,
+        self._omci_agent = OpenOMCIAgent(self.adapter_agent,
                                          support_classes=self.adtran_omci)
 
     @property