Wildcard.fixpersistentutilities

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- need to specify environment variable to use the
auto class generator.
[vangheem]

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- Also remove utilities from the site root if five has
added them there. This will allow you to fully remove LinguaPlone.
[do3cc]

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- add a log (INFO) on each module missing. [toutpt]
- support Plone3 using transation.abort instead of doom
[toutpt]

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- attempt to prevent saving generated objects to database
unless you're actually removing it.

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- dynamically create missing classes so you can potentially
remove classes from products that are no longer installed
on the instance.

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- provide ability to remove provided interfaces now also.

- clean up