add date to posts list

_layouts/home.html

@@ -16,6 +16,7 @@ layout: default
           </h3>
         </div>
         <div class="blog-home__list-items__item__header__description">
+          <span>{{post.date | date_to_string}}</span> •
           <span>{{post.description}}</span>
         </div>
       </div>

_layouts/post.html

@@ -20,7 +20,7 @@ layout: default
     <div class="blog-post__header__meta">
       <span>
         <time
-          datetime="{{ page.date | date_to_xmlschema }}"
+          datetime="{{ page.date | date: "%-d %B %Y" }}"
           itemprop="datePublished"
         >
           {% if page.author %} By