load-from-spip: keep old article id in episode slug, for unicity

panikdb/emissions/management/commands/load-from-spip.py

@@ -401,7 +401,7 @@ class Command(BaseCommand):
 
         possible_slugs = [article.url.lower()]
         if article.url.lower().startswith('nouvel-article'):
-            possible_slugs.append(slugify(unicode(article.titre)))
+            possible_slugs.append(slugify(unicode(article.titre)) + '-%s' % article.id_article)
 
         for slug in possible_slugs:
             try: