templates: display newitems in a block

emissions/templates/emissions/newsitem_detail.html

@@ -19,6 +19,7 @@
 <a class="button actually-not-that-friendly" rel="popup" href="{% url 'newsitem-delete' slug=object.slug %}">Supprimer</a>
 </p>
 
+<div class="bo-block">
 {% if object.image %}
 <div class="image">
   <img src="{{ object.image.url }}"/>
@@ -41,6 +42,7 @@ Tags :
 {% endfor %}
 </p>
 {% endif %}
+</div>
 
 {% endblock %}