Implement footer bug correction

Author: Matthieu Nogatchewsky

theme/partials/footer.html

@@ -4,7 +4,7 @@
     <div class="md-footer-nav">
       <nav class="md-footer-nav__inner md-grid">
         {% if page.previous_page %}
-          <a href="{{ page.previous_page.url }}" title="{{ page.previous_page.title }}" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev">
+          <a href="{{ page.previous_page.url|url }}" title="{{ page.previous_page.title }}" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev">
             <div class="md-flex__cell md-flex__cell--shrink">
               <i class="md-icon md-icon--arrow-back md-footer-nav__button"></i>
             </div>
@@ -19,7 +19,7 @@
           </a>
         {% endif %}
         {% if page.next_page %}
-          <a href="{{ page.next_page.url }}" title="{{ page.next_page.title }}" class="md-flex md-footer-nav__link md-footer-nav__link--next" rel="next">
+          <a href="{{ page.next_page.url|url }}" title="{{ page.next_page.title }}" class="md-flex md-footer-nav__link md-footer-nav__link--next" rel="next">
             <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title">
               <span class="md-flex__ellipsis">
                 <span class="md-footer-nav__direction">
@@ -50,4 +50,4 @@
       {% endblock %}
     </div>
   </div>
-</footer>
+</footer>