clean welcome index

app/controllers/welcome_controller.rb

 class WelcomeController < ApplicationController
 
   def index
-    @carousel = []
-    @general = []
-    mainPage = main_page_repository.all.first
-
-    @carousel = carousel_repository.all
-
-    @general = mainPage["highlights"].take(3).collect do |id|
-      learning_object_repository.find(id)
-    end
+    @carousel = carousel_repository.all || []
 
     @highlights = learning_object_repository.all_by_score_from_offset_to_limit 0, 6
   end

app/views/welcome/index.html.erb

@@ -27,7 +27,6 @@
                     <div class="container">
                       <div class="carousel-caption">
                         <h1><%= link_to highlight.title, highlight.url, style: 'color: white;' %></h1>
-
                       </div>
                     </div>
                   </div>
@@ -36,14 +35,6 @@
           </div>
       <% end %>
     </div>
-    <div class="row mainpage-highlights">
-      <% if @general.present? %>
-          <ul class="list-unstyled">
-            <h2>Destaques</h2>
-            <%= render @general, orientation: 'horizontal' %>
-      <% end %>
-      </ul>
-    </div>
   </div>
   <% if !user_signed_in? %>
   <div class="registration-banner col-md-3 col-md-offset-1 hidden-xs hidden-sm">