removed iframes and templatized

unittest-logs/unittestweb/templates/viewer/tree.html

@@ -1,6 +1,9 @@
-<h1>{{ tree }}</h1>
+{% extends "base.html" %}
+{% block content %}
+<h3>{{ tree }}</h3>
 <ul>
 {% for build in newestbuilds %}
   <li>{{ build.get_os_display }}: {{ build.get_status_display }}</li>
 {% endfor %}
 </ul>
+{% endblock %}