[Seaside] upgrading methods

[Jason Johnson]

Universes or something similar - up.     Hand written upgrade scripts -
down.


Brad Fuller wrote:
> stephane ducasse wrote:
>> This gives me the impression that it would be really important to 
>> have a protocol
>> to make sure that package developer can specify what action should be 
>> done on upgrade.
>> Doing all the time the same is a clear sign that we are missing 
>> something.
>
> YES! Nail on the Head.
> Especially since the recipe for updating will most likely change.
>