GUI: Added ESLint to gulp tasks. ONOS-6521
Commented out gulp tasks making this change uneffective
Fixed an error in the build script

Change-Id: I4f4f9762aa1a66304aa74b3ab208095b9c1d4515
diff --git a/web/gui/src/main/webapp/app/view/topo2/topo2LabelCollection.js b/web/gui/src/main/webapp/app/view/topo2/topo2LabelCollection.js
index 53a3047..cb9fa93 100644
--- a/web/gui/src/main/webapp/app/view/topo2/topo2LabelCollection.js
+++ b/web/gui/src/main/webapp/app/view/topo2/topo2LabelCollection.js
@@ -36,13 +36,13 @@
                         if (this._byId[label.id]) {
                             this.get(label.id).set(label);
                         } else {
-                            var lab = new Model(label, targetNode, options)
+                            var lab = new Model(label, targetNode, options);
                             this.add(lab);
                         }
-                    }
+                    },
                 });
 
                 return instance || new LabelCollection();
-            }
+            },
         ]);
 })();