anchor.diff:  <div class="row-fluid">
  -  <div class="span6">
  +  <div class="col-md-6">
       <article class="data-block">
         <div class="block-title"><h4>Messages</h4></div>
         <div class="data-container">
  
positive.code:       </div>
      </article>
    </div>
  </div>
negative.code:       </div>
      </article>
    </div>
    <div class="col-md-6">
      <article class="data-block">
        <div class="block-title"><h4>Dernières interventions</h4></div>
        <div class="data-container">
  