GUI -- TopoToolbarService created, working first set of toggles added.
- WIP on svg exercise (tabled to be worked on on another date)

Change-Id: I8d4ed84f0de44516419910dc5ee4c8eca7dc46ff
diff --git a/web/gui/src/main/webapp/index.html b/web/gui/src/main/webapp/index.html
index 05154c7..149ad6e 100644
--- a/web/gui/src/main/webapp/index.html
+++ b/web/gui/src/main/webapp/index.html
@@ -97,6 +97,7 @@
     <script src="app/view/topo/topoPanel.js"></script>
     <script src="app/view/topo/topoSelect.js"></script>
     <script src="app/view/topo/topoTraffic.js"></script>
+    <script src="app/view/topo/topoToolbar.js"></script>
     <script src="app/view/device/device.js"></script>
     <!-- {INJECTED-JAVASCRIPT-END} -->