changed to table head for input control

openid-connect-server/src/main/webapp/resources/template/client.html

@@ -242,11 +242,13 @@
 </script>
 
 <script type="text/html" id="tmpl-list-widget">
-    <tbody>
+    <thead>
     <tr>
-        <td class="control-group">
+        <th class="control-group">
-            <input type="text" value="" placeholder="<%=(placeholder) ? placeholder : ''%>"></td>
+            <input type="text" value="" placeholder="<%=(placeholder) ? placeholder : ''%>"></th>
-        <td><button class="btn btn-small" type="button">Add</button></td>
+        <th><button class="btn btn-small" type="button">Add</button></th>
     </tr>
-    </tbody>
+    </thead>
+	<tbody>
+	</tbody>
 </script>