update selectors

hooks.py

@@ -7,6 +7,7 @@
 __docformat__ = "restructuredtext en"
 
 from cubicweb import RegistryException
-from cubicweb.sobjects.notification import NotificationView
+from cubicweb.selectors import implements
+from cubicweb.sobjects import notification
 
 
@@ -11,5 +12,5 @@
 
 
-class CommentAddedView(NotificationView):
+class CommentAddedView(notification.NotificationView):
     """get notified from new comments"""
     id = 'notif_after_add_relation_comments'
@@ -14,6 +15,6 @@
     """get notified from new comments"""
     id = 'notif_after_add_relation_comments'
-    accepts = ('Comment',)
+    __select__ = implements('Comment',)
     msgid_timestamp = False
 
     def subject(self):