{% extends "!layout.html" %}
{%- block footer %}
<div class="footer">
  Documentation licensed under a
  <a href="https://creativecommons.org/licenses/by/4.0/">
    CC-BY 4.0 License.
  </a>
  {% if theme_show_powered_by|lower == 'true' %}
  {% if show_copyright %}|{% endif %}
  Powered by <a href="http://sphinx-doc.org/">Sphinx {{ sphinx_version }}</a>
  &amp; <a href="https://github.com/bitprophet/alabaster">Alabaster {{ alabaster_version }}</a>
  {% endif %}
  {%- if show_source and has_source and sourcename %}
  {% if show_copyright or theme_show_powered_by %}|{% endif %}
  <a href="{{ pathto('_sources/' + sourcename, true)|e }}"
      rel="nofollow">{{ _('Page source') }}</a>
  {%- endif %}
  </div>

  {% if theme_github_banner|lower != 'false' %}
  <a href="https://github.com/{{ theme_github_user }}/{{ theme_github_repo }}" class="github">
    <img style="position: absolute; top: 0; right: 0; border: 0;" src="{{ pathto('_static/' ~ theme_github_banner, 1) if theme_github_banner|lower != 'true' else 'https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png' }}" alt="Fork me on GitHub"  class="github"/>
  </a>
  {% endif %}
</div>
{%- endblock %}

Add CC-BY license to docs
Add CC-BY license to docs
