GUI -- Simplified setRadio() api. Other minor cleanup. Added test topology data files.
diff --git a/web/gui/src/main/webapp/sampleKeys.js b/web/gui/src/main/webapp/sampleKeys.js
index a99d6a7..354c926 100644
--- a/web/gui/src/main/webapp/sampleKeys.js
+++ b/web/gui/src/main/webapp/sampleKeys.js
@@ -23,7 +23,7 @@
 (function (onos) {
     'use strict';
 
-    var keyDispatch =  {
+    var keyDispatch = {
         Z: keyUndo,
         X: keyCut,
         C: keyCopy,