fixed sfPropelData to dump an empty FK instead of tablename_ when the fk is null (or empty) (fixes #2167)
fixed sfPropelData to dump an empty FK instead of tablename_ when the fk is null (or empty) (fixes #2167)

git-svn-id: fc41359fba733ec4de536842de046a3db7e47f88@8652 ee427ae8-e902-0410-961c-c3ed070cd9f9

Symfony-Plugins/sfPropel14Plugin