update twig to 2.9

templates/mod/log.html

@@ -49,7 +49,7 @@
 	{% endfor %}
 </table>
 
-{% if count > logs|count %}
+{% if count > logs|length %}
 	<p class="unimportant" style="text-align:center;word-wrap:break-word">
 		{% for i in range(0, (count - 1) / config.mod.modlog_page) %}
 			{% if public %}