GUI -- Added KeyService and FnService; implemented 'T' key for toggle theme.

Change-Id: I6ae3cb76aaa5c72422eac180cb46d604ead21afc
diff --git a/web/gui/src/main/webapp/app/onos.js b/web/gui/src/main/webapp/app/onos.js
index ea29256..631464b 100644
--- a/web/gui/src/main/webapp/app/onos.js
+++ b/web/gui/src/main/webapp/app/onos.js
@@ -19,13 +19,17 @@
 
  @author Simon Hunt
  */
+
+// our one global variable
+var ONOS;
+
 (function () {
     'use strict';
 
-    angular.module('onosApp', ['onosMast'])
-        .controller('OnosCtrl', [function () {
-            // controller logic here
+    ONOS = angular.module('onosApp', ['onosMast'])
+        .controller('OnosCtrl', ['KeyService', function (ks) {
             console.log('OnosCtrl has been created');
+            ks.init();
         }]);
 
 }());