update switchq to calling provisioner, fixed a few bugs found while testing at on.labs

Change-Id: I2367669aa54f680b98ff0cbbc8d41a49fb7e7a79
diff --git a/config/default.yml b/config/default.yml
index d2acb05..4c377a4 100644
--- a/config/default.yml
+++ b/config/default.yml
@@ -34,3 +34,7 @@
   location: 'http://gerrit.opencord.org/maas'
   rolesPath: 'roles'
   role: 'compute-node'
+
+docker:
+  registry: 'opencord'
+  imageVersion: 'latest'