commit a9ffea8e8643f9f6cfc91b162d39fce8c1d12c5f
Author: Jen Lampton <jen@jeneration.com>
Date:   Thu Apr 25 22:46:21 2013 -0700

    new changes

diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index e0fc45b..65a939d 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -2322,7 +2322,7 @@ function template_preprocess_item_list(&$variables) {
   $variables['title'] = (string) $variables['title'];
   // Change the name since 'type' clashes with #type.
   // @see http://drupal.org/node/1828536
-  $variables['list_tag'] = $variables['type'];
+  $variables['list_type'] = $variables['type'];
 
   // Prepare for adding classes to each item.
   $num_items = count($variables['items']);
diff --git a/core/modules/system/templates/item-list.html.twig b/core/modules/system/templates/item-list.html.twig
index ffb6792..7f21dfc 100644
--- a/core/modules/system/templates/item-list.html.twig
+++ b/core/modules/system/templates/item-list.html.twig
@@ -23,10 +23,19 @@
   {% if title is not empty -%}
     <h3>{{ title }}</h3>
   {% endif -%}
-  <{{ list_tag }}{{ attributes }}>
+  {%- if list_type == 'ul' -%}
+    <ul{{ attributes }}>
+  {%- else -%}
+    <ol{{ attributes }}>
+  {%- endif %}
     {%- for item in items -%}
       <li{{ item['#wrapper_attributes'] }}>{{ item }}</li>
     {%- endfor -%}
-  </{{ list_tag }}>
+  {%- if list_type == 'ul' -%}
+    </ul>
+  {%- else -%}
+    </ol>
+  {%- endif %}
+
 </div>
 {% endif %}