VOL-1451 Openonu now runs using pyvoltha completely

Remove code that now exists in the library.  Modify include paths
Update requirements to more closely reflect pyvoltha requirements.txt

Change-Id: I94c619de82d8ee14cfeb302b3b82be3a26619301
diff --git a/python/adapters/brcm_openomci_onu/pon_port.py b/python/adapters/brcm_openomci_onu/pon_port.py
index db1daa8..4d93567 100644
--- a/python/adapters/brcm_openomci_onu/pon_port.py
+++ b/python/adapters/brcm_openomci_onu/pon_port.py
@@ -15,9 +15,9 @@
 
 import structlog
 from twisted.internet.defer import inlineCallbacks, returnValue
-from voltha.protos.common_pb2 import AdminState, OperStatus
-from voltha.protos.device_pb2 import Port
-from voltha.extensions.omci.tasks.task import Task
+from pyvoltha.protos.common_pb2 import AdminState, OperStatus
+from pyvoltha.protos.device_pb2 import Port
+from pyvoltha.adapters.extensions.omci.tasks.task import Task
 
 BRDCM_DEFAULT_VLAN = 4091
 TASK_PRIORITY = Task.DEFAULT_PRIORITY + 10