GUI -- TopoView - re-implemented Quick Help panel.

Change-Id: I92edeb570a97eff87a5f9b08373ff0517849bf24
diff --git a/web/gui/src/main/webapp/app/view/topo/topo.js b/web/gui/src/main/webapp/app/view/topo/topo.js
index ca24d8a..44856f3 100644
--- a/web/gui/src/main/webapp/app/view/topo/topo.js
+++ b/web/gui/src/main/webapp/app/view/topo/topo.js
@@ -75,14 +75,13 @@
             ]
         });
 
-        // TODO:         // mouse gestures
-        var gestures = [
+        ks.gestureNotes([
             ['click', 'Select the item and show details'],
             ['shift-click', 'Toggle selection state'],
             ['drag', 'Reposition (and pin) device / host'],
             ['cmd-scroll', 'Zoom in / out'],
             ['cmd-drag', 'Pan']
-        ];
+        ]);
     }
 
     // --- Keystroke functions -------------------------------------------