display author in webapp_list.html's title

django/allgo/templates/webapp_list.html

 {% extends "base.html" %}
 {% load static groups converters humanize %}
 
-{% block title %}Available apps{% endblock %}
+{% block title %}
+{% if view.kwargs.username %}
+Apps by {{ view.kwargs.username }}
+{% else %}
+Available apps
+{% endif %}
+{% endblock %}
+
 
 {% block breadcrumb %}
 {% if view.kwargs.username %}