anchor.diff:  
                 <%= truncate_name(current_subject.name, length: 15) %>
                 <span class="caret"></span>
  -  
  +
             </a>
             <ul class="dropdown-menu dropdown-menu-right" role="menu">
   
  
positive.code:                 </li>
              <%end%>
  
              <li class="divider"></li>
              <!-- comunity -->
              <li class="settings-menu">
                <a href="/search?type=User">
                  <i class="fa fa-comments-o"></i>
                  <%= t('community') %>
                </a>
              </li>
  
                <li class="divider"></li>
  
  
negative.code: 
              <% if availableModels.include? "Excursion" and availableServices.include? "ARS" and !current_subject.role?("PrivateStudent") %>
                <!-- divider bar -->
                <!--<li class="divider"></li>-->
  
                <!--<li class="settings-menu">
                  <%= link_to quiz_sessions_path do %>
                    <i class="fa fa-check-square"></i>
                    <%= t('quiz.live') %>
                  <% end %>
                </li>-->
              <%end%>
  
                    <%if (availableModels.include? "Course") && current_subject.courses.length>0 %>
  