First part of migrating Topo2 to GUI2

Change-Id: I316dd34cba161688e01dfb7b340bff5f2c3c57d4
diff --git a/web/gui2/src/main/webapp/app/onos-routing.module.ts b/web/gui2/src/main/webapp/app/onos-routing.module.ts
index 344e6d9..60ec9d7 100644
--- a/web/gui2/src/main/webapp/app/onos-routing.module.ts
+++ b/web/gui2/src/main/webapp/app/onos-routing.module.ts
@@ -78,6 +78,10 @@
         path: 'meter',
         loadChildren: 'app/view/meter/meter.module#MeterModule'
     },
+    {
+        path: 'topo',
+        loadChildren: 'app/view/topology/topology.module#TopologyModule'
+    },
 /*  Comment out below section for running locally with 'ng serve' when developing */
     {
         path: 'alarmTable',