CORD-1008 update vrouter synchronizer to use new_base

Change-Id: I59df976c7b819ec49a0bade2f748f33ce7995433
diff --git a/xos/synchronizer/steps/sync_vrouterports.py b/xos/synchronizer/steps/sync_vrouterports.py
index e19c51e..de37814 100644
--- a/xos/synchronizer/steps/sync_vrouterports.py
+++ b/xos/synchronizer/steps/sync_vrouterports.py
@@ -3,17 +3,11 @@
 import requests
 import json
 import urllib
-from django.db.models import Q, F
-from services.vrouter.models import *
-from synchronizers.base.syncstep import SyncStep
+from synchronizers.new_base.syncstep import SyncStep
+from synchronizers.new_base.modelaccessor import *
 from xos.logger import Logger, logging
 
-# from core.models import Service
 from requests.auth import HTTPBasicAuth
-
-parentdir = os.path.join(os.path.dirname(__file__), "..")
-sys.path.insert(0, parentdir)
-
 logger = Logger(level=logging.INFO)