CORD-1951 fix and cleanup vEG synchronizer

Change-Id: I938edf40da13192614fa16ecf350bd18bea84f8d
(cherry picked from commit 8e56c00757e05a18e059772a5524c982d49781f9)
diff --git a/xos/tosca/resources/vegtenant.py b/xos/tosca/resources/vegtenant.py
new file mode 100644
index 0000000..15d80cf
--- /dev/null
+++ b/xos/tosca/resources/vegtenant.py
@@ -0,0 +1,22 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from services.veg.models import VEGTenant
+from serviceinstance import XOSServiceInstance
+
+class XOSVegTenant(XOSServiceInstance):
+    provides = "tosca.nodes.VEGTenant"
+    xos_model = VEGTenant