anchor.diff:        <tr>
           <td><%= flag_setting.name.humanize %> (<code><%= flag_setting.name %></code>)</td>
           <td><%= flag_setting.value %></td>
  -        <% if user_signed_in? && current_user.has_role? :admin %>
  +        <% if user_signed_in? and current_user.has_role? :admin %>
             <td><%= link_to 'Edit', edit_flag_setting_path(flag_setting) %></td>
           <% end %>
         </tr>
  
positive.code: 
  <br>
  
  <% if user_signed_in? && current_user.has_role? :admin %>
    <%= link_to 'New Flag Setting', new_flag_setting_path %>
  <% end %>
  
negative.code:     <tr>
        <th>Name</th>
        <th>Value</th>
        <% if user_signed_in? and current_user.has_role? :admin %>
          <th></th>
        <% end %>
      </tr>
  