Merge changes from 2_2 branch

lib/python/App/FactoryDispatcher.py

@@ -88,10 +88,10 @@
 import Acquisition, sys, Products
 from string import rfind
 from AccessControl.PermissionMapping import aqwrap
+from AccessControl.Owned import UnownableOwner
 
 class ProductDispatcher(Acquisition.Implicit):
     " "
-
     # Allow access to factory dispatchers
     __allow_access_to_unprotected_subobjects__=1
 
@@ -111,7 +111,7 @@ class ProductDispatcher(Acquisition.Implicit):
         return dispatcher.__of__(self)
 
 class FactoryDispatcher(Acquisition.Implicit):
-    """Provide a namspace for product "methods"
+    """Provide a namespace for product "methods"
     """
 
     def __init__(self, product, dest, REQUEST=None):
@@ -159,6 +159,9 @@ class FactoryDispatcher(Acquisition.Implicit):
     # Provide acquired indicators for critical OM methods:
     _setObject=_getOb=Acquisition.Acquired
 
+    # Make sure factory methods are unowned:
+    _owner=UnownableOwner
+
     # Provide a replacement for manage_main that does a redirection:
     def manage_main(trueself, self, REQUEST, update_menu=0):
         """Implement a contents view by redirecting to the true view