Show YAML file in page

Author: humitos

docs/index.rst

@@ -7,6 +7,12 @@ Use a YAML v2 configuration with many options.
 project has enabled the feature ``allow_v2_config_file`` manually from
 the Django shell)
 
+YAML file used to build this docs,
+
+.. literalinclude:: ../.readthedocs.yml
+   :language: yaml
+   :linenos:
+
 .. runblock:: pycon
 
    >>> # Build at