added option for showing the mod in ban page.

also fixes issue where the Staff is not shown in ban appeals.

templates/banned.html

@@ -30,7 +30,15 @@
 	{% endif %}
 	<p>
 		{% trans %}Your ban was filed on{% endtrans %} 
-			<strong>{{ ban.created|date(config.ban_date) }}</strong> {% trans %}and{% endtrans %} <span id="expires">
+			<strong>{{ ban.created|date(config.ban_date) }}</strong> 
+			{% if config.show_modname %}
+				{% if ban.username %}
+					{% trans %}by{% endtrans %} <strong> {{ ban.username }} </strong>
+				{% else %}
+					{% trans %}by{% endtrans %} <em> 'system' </em>
+				{% endif %}
+			{% endif %}
+			{% trans %}and{% endtrans %} <span id="expires">	
 		{% if ban.expires and time() >= ban.expires %}
 			{% trans %} has since expired. Refresh the page to continue.{%  endtrans %}
 		{% elseif ban.expires %}