anchor.diff:            <%#= link_to 'Home', root_path %>
           </li>
         </ul>
  +
  +
         <%- if current_user and current_user.has_role? :admin %>
         <ul class="nav navbar-nav navbar-right">
           <li class="dropdown <%='active' if params[:controller].include?("admin") %>">
  
positive.code:         </li>
        </ul>
        <%- end %>
      </div><!-- /.navbar-collapse -->
    </div><!-- /.container-fluid -->
  </nav>
  
negative.code:       <a class="navbar-brand" href='<%= root_path %>'><%= ENV['SITE_BRAND'] %></a>
      </div>
  
  
      <!-- Collect the nav links, forms, and other content for toggling -->
      <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
        <ul class="nav navbar-nav">
  