Display tags on folders when displayed in view

Signed-off-by: Richard Mansfield <richardm@catalyst.net.nz>

htdocs/artefact/file/lib.php

@@ -1144,6 +1144,8 @@ class ArtefactTypeFolder extends ArtefactTypeFileBase {
         $smarty = smarty_core();
         $smarty->assign('title', $this->get('title'));
         $smarty->assign('description', $this->get('description'));
+        $smarty->assign('tags', $this->get('tags'));
+        $smarty->assign('owner', $this->get('owner'));
         $smarty->assign('viewid', isset($options['viewid']) ? $options['viewid'] : 0);
         $smarty->assign('simpledisplay', isset($options['simpledisplay']) ? $options['simpledisplay'] : false);
 

htdocs/artefact/file/theme/raw/folder_render_self.tpl

 <div>
   {if !$simpledisplay}<h3>{$title|escape}</h3>{/if}
   <div>{$description|escape}</div>
+  {if $tags}<div class="tags">{str tag=tags}: {list_tags owner=$owner tags=$tags}</div>{/if}
   <div>
   {if (isset($children))}
     <table>