Merge pull request #282 from blawqchain/patch-1

Update nav.html for handling nav_exclude

_includes/nav.html

@@ -13,6 +13,7 @@
               {%- assign children_list = site.html_pages | where: "parent", node.title | sort:"nav_order" -%}
               <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 -%}
@@ -22,13 +23,16 @@
                           {%- assign grand_children_list = site.html_pages | where: "parent", child.title | sort:"nav_order" -%}
                           <ul class="navigation-list-child-list">
                           {%- for grand_child in grand_children_list -%}
+                            {%- unless grand_child.nav_exclude -%}
                               <li class="navigation-list-item {% if page.url == grand_child.url %} active{% endif %}">
                                 <a href="{{ grand_child.url | absolute_url }}" class="navigation-list-link{% if page.url == grand_child.url %} active{% endif %}">{{ grand_child.title }}</a>
                               </li>
+                            {%- endunless -%}
                           {%- endfor -%}
                         </ul>
                       {%- endif -%}
                     </li>
+                  {%- endunless -%}
                 {%- endfor -%}
               </ul>
             {%- endif -%}