Show /etc just on servers

hosts/templates/hosts/host.html

@@ -208,6 +208,7 @@
           <h3 style="font-weight:bold;">
 			      {% trans "Latest /etc modifications" %}
 		      </h3>
+          {% if host.is_server %}
           {% if not etc %}{% trans "No etc data available." %}
           {% else %}
           <table class="table table-striped table-bordered">
@@ -236,6 +237,7 @@
 				            {% endfor %}
 			         </tbody>
 		      </table>
+          {% endif %}
           {% endif %}
 	      </div>
       </div>