Upgrade asset versions

Change-Id: I1a07f540cc3d620113ca11fb9c0f46630bfddeda
diff --git a/plugin/templates/export.html b/plugin/templates/export.html
index 0edd40c..9d404db 100644
--- a/plugin/templates/export.html
+++ b/plugin/templates/export.html
@@ -6,8 +6,8 @@
     <title>Export Template</title>
 
     <!-- This is only for testing purposes -->
-    <script src="http://localhost:64543/js/korap-plugin-0.2.js"></script>
-    <link type="text/css" rel="stylesheet" href="http://localhost:64543/css/kalamar-plugin-0.2.css?x=7" />
+    <script src="http://localhost:64543/js/korap-plugin-0.2.1.js"></script>
+    <link type="text/css" rel="stylesheet" href="http://localhost:64543/css/kalamar-plugin-0.2.1.css" />
   </head>
   <body>
     <div class="banner" data-note="Experimental"></div>