Upgrading NodeJS to 10.16 and GUI2 to Angular 8

Change-Id: I722ffd8438728e6658a0589aa12b087ad5da8864
diff --git a/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/topology/topology.component.spec.ts b/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/topology/topology.component.spec.ts
index 76dc2a4..29dab54 100644
--- a/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/topology/topology.component.spec.ts
+++ b/web/gui2-topo-lib/projects/gui2-topo-lib/src/lib/topology/topology.component.spec.ts
@@ -149,6 +149,7 @@
 /**
  * ONOS GUI -- Topology View -- Unit Tests
  */
+// Skipping temporarily
 describe('TopologyComponent', () => {
     let fs: FnService;
     let ar: MockActivatedRoute;