docs: Workaround readthedocs issue

readthedocs/readthedocs.org#152

Author: philpep

doc/source/_templates/layout.html renamed to doc/source/_templates/piwik.html

@@ -1,6 +1,3 @@
-{% extends "!layout.html" %}
-{%- block footer %}
-{{ super() }}
 <script type="text/javascript">
   var _paq = _paq || [];
   _paq.push(['trackPageView']);
@@ -14,4 +11,3 @@
   })();
 </script>
 <noscript><p><img src="//stats.philpep.org/piwik/piwik.php?idsite=2" style="border:0;" alt="" /></p></noscript>
-{% endblock %}

doc/source/conf.py

@@ -163,6 +163,7 @@
         'about.html',
         'navigation.html',
         'searchbox.html',
+        'piwik.html',
     ],
 }