Don't spit out a ; if the preceeding value is empty

Author: jc21

backend/templates/proxy_host.conf

@@ -37,7 +37,9 @@ server {
     {% endfor %}deny all;
 
     # Access checks must...
+    {% if access_list.satisfy %}
     {{ access_list.satisfy }};
+    {% endif %}
 
     {% endif %}