restoring wiki_markup where still used

templates/logbookentry.html

@@ -1,5 +1,5 @@
 {% extends "base.html" %}
-
+{% load wiki_markup %}
 
 {% block title %}Logbook {{logbookentry.id}}{% endblock %}
 {% block editLink %}<a href={{logbookentry.get_admin_url}}/>Edit logbook entry {{logbookentry|wiki_to_html_short}}</a>{% endblock %}