Fix the actual HTML as well.
--- a/spec/Overview.html	Tue Jul 17 08:19:35 2012 -0700
+++ b/spec/Overview.html	Tue Jul 17 08:25:12 2012 -0700
@@ -601,7 +601,7 @@
 <title>Image Meme Editor</title>
 </head>
 <body>
-<intent action="http://webintents.org/edit" type="text/uri-list;type=image/*,image/*"></intent>
+<intent action="http://webintents.org/edit" type="text/uri-list;type=image/* image/*"></intent>
 <script>
   window.addEventListener("load", function() {
     if (window.intent) {