[Zope-PAS] mutable property sheets

[Chris McDonough]

>> - - setting properties on a user will magically turn around and  
>> persist
>> the change. This would be the first user folder I have seen where
>> this happens. Personally, I'm a bit uncomfortable with this magic.
>
> setProperty on GRUFUser will persist the change as well.

I'm uncomfortable with this as well.  I think this should be a local  
policy choice, not a feature of PropertiedUser.  Maybe one reason  
that PlonePAS shouldn't die is to provide a specific kind of user  
object where this feature is in effect?

- C