* calling parent's recursiveReindexObject() by reindexObject() is not at all scalable, and parent's _reindexObject() is enough here.
* implement by Interactor instead of overriding reindexObject().


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36370 20353a03-c40f-0410-a6d1-a30d3c3de9de