title: //section[@class='titre']/h1
author: //span[@class="infos"]/span[@class="username"]
date: //span[@class="infos"]/time/@datetime
body: //section[@class="corps"]

strip: //select[@id="news_changing_node"]

test_url: http://www.igen.fr/itunes/2016/05/itunes-mis-jour-la-semaine-prochaine-contre-le-bug-de-suppression-de-musique-95803