[contact] remove careers

html/contact.html

@@ -207,18 +207,6 @@ function(err, data) {
 		  </div>
                 </a>
 	      </li>
-
-	      <li class="icon_6">
-		<a href="/html/careers.html" target="_blank">
-		  <div class="slideCaption">
-		    Careers
-		  </div>
-
-		  <div class="description">
-		    Career options at Frama-C.
-		  </div>
-                </a>
-	      </li>
 	    </ul>
 	  </div>
 	</div>