VOL-1452 Changes to make runnable with old openolt code

Updates to mostly make the openolt adapter talk to the core.
Still have to implement adding logical devices

Change-Id: I3140af196eb38d8beb225a864b1fc42fe5242329
diff --git a/python/compose/adapters-openolt.yml b/python/compose/adapters-openolt.yml
index da3b0c3..a076f07 100644
--- a/python/compose/adapters-openolt.yml
+++ b/python/compose/adapters-openolt.yml
@@ -23,7 +23,7 @@
         max-size: "10m"
         max-file: "3"
     command: [
-      "/voltha/python/adapters/openolt/main.py",
+      "/voltha/voltha/adapters/openolt/main.py",
       "-v",
       "--name=openolt",
       "--kafka_adapter=${DOCKER_HOST_IP}:9092",