buildAcl, ignore permissions from other users, refs #7817
buildAcl, ignore permissions from other users, refs #7817

We haven't been able to reproduce this on fresh data sets but we've found at
least one legacy database where a tuple in acl_permission had assigned both
user_id and group_id cols. This is a cheap check that avoids fatal errors in
the application.

artefactual/atom,CENDARI/atom,CENDARI/atom,CENDARI/atom,Surfrdan/atom,Surfrdan/atom,Surfrdan/atom,artefactual/atom,artefactual/atom