Make it possible to hide pages from the top navigation

my_theme/templates/base.html

@@ -25,7 +25,9 @@
 {% endfor %}
 {% if DISPLAY_PAGES_ON_MENU -%}
     {% for pg in pages %}
+        {% if pg.relative_source_path not in HIDDEN_PAGES %}
                     <li{% if pg == page %} class="active"{% endif %}><a href="{{ SITEURL }}/{{ pg.url }}">{{ pg.title }}</a></li>
+        {% endif %}
     {% endfor %}
 {% endif %}
 {% if DISPLAY_CATEGORIES_ON_MENU -%}