anchor.diff:              <li>
                 <a data-folder-id="none"
                    ng-click="remove_from_folder()">
  -                <i class="fa fa-ban text-muted" ng-hide="get_current_feed().folder_id=='none'"></i>
  -                <i class="fa fa-check" ng-show="get_current_feed().folder_id=='none'"></i>&nbsp;
  -                <%= t 'layouts.navbar.folder_none' %>
  +                <i class="fa fa-ban fa-fw text-muted" ng-hide="get_current_feed().folder_id=='none'"></i>
  +                <i class="fa fa-check fa-fw" ng-show="get_current_feed().folder_id=='none'"></i>
  +                <span class="dropdown-folder-title"><%= t 'layouts.navbar.folder_none' %></span>
                   <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                   <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                 </a>
  
positive.code:               <a id="add-subscription"
                   data-target="#subscribe-feed-popup"
                   data-toggle="modal">
                  <i class="fa fa-plus"></i> <%= t 'layouts.navbar.subscribe_button' %>
                  <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                  <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                </a>
  
negative.code:               <a data-folder-id="new"
                   data-toggle="modal"
                   data-target="#new-folder-popup">
                  <i class="fa fa-plus fa-fw text-muted"></i>
                  <span class="dropdown-folder-title"><%= t 'layouts.navbar.folder_new' %></span>
                  <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                  <i class="fa fa-fw hidden-sm hidden-md hidden-lg"></i>
                </a>
  