[ONOS-4291] Implement skeleton of gateway load balancer

 - Implements scalable gateway service
 - Implements gateway node model

Change-Id: I3713c67edcff9b10ccb23a7ad3323f5c30c7d6a3
diff --git a/apps/scalablegateway/BUCK b/apps/scalablegateway/BUCK
new file mode 100644
index 0000000..796b21f
--- /dev/null
+++ b/apps/scalablegateway/BUCK
@@ -0,0 +1,11 @@
+BUNDLES = [
+    '//apps/scalablegateway/api:onos-app-scalablegateway-api',
+    '//apps/scalablegateway/app:onos-app-scalablegateway-app',
+]
+
+onos_app (
+  title = 'Scalable GW App',
+  category = 'Utility',
+  url = 'http://onosproject.org',
+  included_bundles = BUNDLES,
+)