Update default-layout.html

Author: icfung828

_layouts/default-layout.html

@@ -36,6 +36,7 @@
                     <ul class="mainPage" id="fullTreeMenuListContainer" name="listLevel1">
                         {%- include sidelist-about/about.html -%}
                         {%- include sidelist-getting-started/getting-started.html -%}
+                        {%- include sidelist-indepth/features.html -%}
                         {%- include sidelist-indepth/development.html -%}
                         {%- include sidelist-indepth/deployment.html -%}
                         {%- include sidelist-info/releases.html -%}