- <li><a href="{{ site.root }}/reference/">Reference</a></li>
- {% endif %}
- <li><a href="{{ site.root }}/license/">License</a></li>
+ {% endif %}
+
+ {% comment %} Always show license. {% endcomment %}
+ <li><a href="{{ page.root }}{% link LICENSE.md %}">License</a></li>
+ {% if page.source %}
+ {% if page.source == "Rmd" %}
+ <li><a href="{{site.github.repository_url}}/edit/gh-pages/{{page.path|replace: "_episodes", "_episodes_rmd" | replace: ".md", ".Rmd"}}">Improve this page <span class="glyphicon glyphicon-pencil" aria-hidden="true"></span></a></li>
+ {% endif %}
+ {% else %}
+ <li><a href="{{site.github.repository_url}}/edit/gh-pages/{{page.path}}">Improve this page <span class="glyphicon glyphicon-pencil" aria-hidden="true"></span></a></li>
+ {% endif %}