Stop enabling PropertyTypeValidity implicitly, because this is extremly slow
Jérome Perrin authored
and useless in production.
A PropertyTypeValidityConstraint property shee now exists, if you want this
constraint enabled, associate this property sheet with portal types (or
classes)


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36396 20353a03-c40f-0410-a6d1-a30d3c3de9de
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