War on TODOs

Improved mermaid and photoswipe extensions, handled control-s on the edit page.

resources/templates/wiki.html

@@ -17,14 +17,4 @@
       {% endif %}
       {{content|safe}}
     </div>
-
-    <script>
-      //<![CDATA[
-      if (document.addEventListener) {
-          document.addEventListener("DOMContentLoaded", function(event) {
-          mermaid.initialize({startOnLoad:true});
-        });
-      }
-      //]]
-    </script>
 {% endblock %}