Switch to side-by-side view

--- a/Allura/allura/templates/error.html
+++ b/Allura/allura/templates/error.html
@@ -1,5 +1,5 @@
 {% set hide_left_bar = True %}
-{% extends 'jinja_master/master.html' %}
+{% extends g.theme.master %}
 
 {% block title %}A {{code}} Error has Occurred{% endblock %}