Add coffee button

Author: lowlydba

_layouts/default.html

@@ -19,8 +19,9 @@ <h1><a href="{{ "/" | absolute_url }}">{{ site.title }}</a></h1>
 
       {% if site.github.private != true and site.github.license %}
       <div class="footer border-top border-gray-light mt-5 pt-3 text-right text-gray">
-        This site is open source. {% github_edit_link "Improve this page" %}.
-        <p>This website is not affiliated with, endorsed, or sponsored by Hasbro, Inc. or any of its affiliates. Clue and Cluedo are trademarks of Hasbro, Inc. and are used here for informational purposes only.</p>
+        <script type="text/javascript" src="https://cdnjs.buymeacoffee.com/1.0.0/button.prod.min.js" data-name="bmc-button" data-slug="johnmcc" data-color="#5F7FFF" data-emoji="☕"  data-font="Lato" data-text="Enjoy this? Buy me a coffee" data-outline-color="#000000" data-font-color="#ffffff" data-coffee-color="#FFDD00" ></script>
+        <p>This site is open source. {% github_edit_link "Improve this page" %}.</p>
+        <p><sub>This website is not affiliated with, endorsed, or sponsored by Hasbro, Inc. or any of its affiliates. Clue and Cluedo are trademarks of Hasbro, Inc. and are used here for informational purposes only.</sub></p>
       </div>
       {% endif %}
     </div>