chg: [articles] include indexed pages in the article blog post page

_pages/articles.html

@@ -3,6 +3,16 @@ layout: page
 title: Articles
 permalink: /articles/
 ---
+<h2>Pages</h2>
+<ul class="c-archives__list">
+{% for page in site.pages %}
+   {% if page.indexed == true %}
+   <li class="c-archives__item"> <a href="{{ page.url }}">{{ page.title }}</a></li>
+   {% endif %}
+{% endfor %}
+</ul>
+<br/>
+<h2>Blog posts</h2>
 {% for post in site.posts  %}
     {% capture this_year %}{{ post.date | date: "%Y" }}{% endcapture %}
     {% capture next_year %}{{ post.previous.date | date: "%Y" }}{% endcapture %}