Merge branch 'v0.2.9' into default-nav-order

_includes/nav.html

@@ -22,6 +22,7 @@
               {%- assign children_list = pages_list | where: "parent", node.title -%}
               <ul class="navigation-list-child-list ">
                 {%- for child in children_list -%}
+                {%- unless child.nav_exclude -%}
                   <li class="navigation-list-item {% if page.url == child.url or page.parent == child.title %} active{% endif %}">
                     {%- if page.url == child.url or page.parent == child.title -%}
                       {%- assign second_level_url = child.url | absolute_url -%}
@@ -38,6 +39,7 @@
                       </ul>
                     {%- endif -%}
                   </li>
+                {%- endunless -%}
                 {%- endfor -%}
               </ul>
             {%- endif -%}