Comment 1 for bug 2023555

A patch is available in user/gmcharlt/lp2023555_remove_references_to_slony / https://git.evergreen-ils.org/?p=working/Evergreen.git;a=commit;h=493b381517bb727ce4e16486304a1b2070d0ba1a

To committers: I don't see any real reason to backport this to maintenance branches.