fixed bug caused by rearranging stuff

lms/templates/discussion/thread.html

@@ -47,10 +47,10 @@
     if kwargs.get('show_comments', False):
       url_for_thread = ""
     else:
-      url_for_thread = reverse('django_comment_client.forum.views.single_thread', args=[course_id, thread['id']])
+      url_for_thread = reverse('django_comment_client.forum.views.single_thread', args=[course_id, content['id']])
   %>
   % if type == "thread":
-    <a class="thread-title" name="${content['id']}" href="${kwargs['url_for_thread']}">${content['title'] | h}</a>
+    <a class="thread-title" name="${content['id']}" href="${url_for_thread}">${content['title'] | h}</a>
   % endif
 </%def>