Document validation workflow takes care of validation and status tracking - so...

Document validation workflow takes care of validation and status tracking - so that docs with invalid references are on a worklist; this changed the ingestion procedure somewhat.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11652 20353a03-c40f-0410-a6d1-a30d3c3de9de