add a test for thumbnails

www/assert/index.html

@@ -19,6 +19,11 @@
         .error {
             border: 1px solid red;
         }
+        .thumb {
+            max-height: 150px;
+            width: auto;
+            border: 3px solid black;
+        }
     </style>
 
 </head>
@@ -36,6 +41,7 @@
 <!-- -->
 <div id="quot"><p>"pewpewpew"</p></div>
 
+
 <hr>
 
 <h2>Test 2</h2>
@@ -45,3 +51,6 @@
 <div id="widget"><div data-cke-widget-id="0" tabindex="-1" data-cke-widget-wrapper="1" data-cke-filter="off" class="cke_widget_wrapper cke_widget_block" data-cke-display-name="macro:velocity" contenteditable="false"><div class="macro cke_widget_element" data-macro="startmacro:velocity|-||-|Here is a macro" data-cke-widget-data="%7B%22classes%22%3A%7B%22macro%22%3A1%7D%7D" data-cke-widget-upcasted="1" data-cke-widget-keep-attr="0" data-widget="xwiki-macro"><p>Here is a macro</p></div><span style='background: rgba(220, 220, 220, 0.5) url("/customize/cryptofist_small.png") repeat scroll 0% 0%; top: -15px; left: 0px; display: block;' class="cke_reset cke_widget_drag_handler_container"><img title="Click and drag to move" src="data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==" data-cke-widget-drag-handler="1" class="cke_reset cke_widget_drag_handler" height="15" width="15"></span></div></div>
 
 <hr>
+
+<img id="thumb-orig" src="/customize/alt-favicon.png" />
+