Use relative URL

Author: unfulvio

source/layouts/layout.erb

@@ -51,7 +51,7 @@ under the License.
       </span>
     </a>
     <div class="toc-wrapper">
-      <div class="logo-wrapper"><a href="/#"><%= image_tag "logo.png", class: 'logo' %></a></div>
+      <div class="logo-wrapper"><a href="#"><%= image_tag "logo.png", class: 'logo' %></a></div>
       <% if language_tabs.any? %>
         <div class="lang-selector">
           <% language_tabs.each do |lang| %>