Revert "[#6] Race condition when resource URL is changed" because...

Revert "[#6] Race condition when resource URL is changed" because notify_after_commit doesnt work for some reason!

This reverts commit 5be1637d.

ckanext/archiver/plugin.py

@@ -30,14 +30,6 @@ class ArchiverPlugin(p.SingletonPlugin, p.toolkit.DefaultDatasetForm):
     # IDomainObjectModification
 
     def notify(self, entity, operation=None):
-        if not p.toolkit.check_ckan_version('2.3'):
-            self._notify(entity, operation)
-
-    def notify_after_commit(self, entity, operation=None):
-        if p.toolkit.check_ckan_version('2.3'):
-            self._notify(entity, operation)
-
-    def _notify(self, entity, operation=None):
         if not isinstance(entity, model.Package):
             return