Remove setting from side bar

app/views/layouts/_side_bar.html.erb

@@ -157,10 +157,6 @@
 
 <% end -%>
 
-<%= content_tag :li, :class => active_for_controllers(nil) do -%>
-	<%= link_to content_tag(:i, nil, :class => 'icons-cog') + t('admin.site_settings'), nil %>
-<% end -%>
-
 <div class="content">
 	<% flash.each do |key, msg| %>
  		<%= content_tag :span, msg, :class => [key, "notice label label-warning"] %>