Markdown conversion (#529)

Co-authored-by: Daniel Gray <dng@disroot.org>

_layouts/page.html

@@ -3,9 +3,9 @@ layout: default
 ---
 <div class="container my-5">
   <h1>{{ page.title }}</h1>
-  {% if page.description %}<p class="lead">
-    {{ page.description }}
-  </p>{% endif %}
+  {% if page.description %}<div class="lead">
+    {{ page.description | markdownify }}
+  </div>{% endif %}
   {{ content }}
   {% include hr.html %}
   {% include footer.html %}