Added call to load schematics on wiki pages.

lms/templates/wiki/base.html

@@ -31,6 +31,9 @@
 
   {% addtoblock 'js' %}
     {% comment %} These scripts load at the bottom of the body {% endcomment %}
+    <script>
+      window.onload = add_schematic_handler(window.onload);
+    </script>
 
     <script src="{% static 'js/bootstrap-alert.js' %}"></script>
     <script src="{% static 'js/bootstrap-collapse.js' %}"></script>

lms/templates/wiki/preview_inline.html

@@ -41,6 +41,10 @@
   {% compressed_js 'application' %}
   {% compressed_js 'module-js' %}
   
+  <script>
+    window.onload = add_schematic_handler(window.onload);
+  </script>
+  
   {% with mathjax_mode='wiki' %}
     {% include "mathjax_include.html" %}
   {% endwith %}