update CDN link index.html to 1.0.6

Author: fuentesjr

app/index.html

@@ -16,7 +16,7 @@
   <div>Angular seed app: v<span app-version></span></div>
 
   <!-- In production use:
-  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.0.4/angular.min.js"></script>
+  <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.0.6/angular.min.js"></script>
   -->
   <script src="lib/angular/angular.js"></script>
   <script src="js/app.js"></script>