add footer

Author: YWolfeee

_includes/footer.html

@@ -22,3 +22,8 @@
 </div>
 
 <div class="page__footer-copyright">&copy; {{ site.time | date: '%Y' }} {{ site.name | default: site.title }}. {{ site.data.ui-text[site.locale].powered_by | default: "Powered by" }} <a href="http://jekyllrb.com" rel="nofollow">Jekyll</a> &amp; <a href="https://github.com/academicpages/academicpages.github.io">AcademicPages</a>, a fork of <a href="https://mademistakes.com/work/minimal-mistakes-jekyll-theme/" rel="nofollow">Minimal Mistakes</a>.</div>
+
+<!-- ClustrMaps Analytics -->
+<div style="display:none;">
+  <a href="https://clustrmaps.com/site/1bpcz" title="ClustrMaps"><img src="//www.clustrmaps.com/map_v2.png?d=H_rmQ74PzdkUNlANtUmgRXjPSpOOYZFUaRnZHpKaXyE&cl=ffffff" /></a>
+</div>