refs #872 "can't convert Fixnum into String"
refs #872 "can't convert Fixnum into String"

jeremyf/sufia,zhang4952/scholarsphere,zhang4952/scholarsphere,ndlib/scholarsphere,ndlib/scholarsphere,zhang4952/scholarsphere,samvera/hyrax,ndlib/scholarsphere,samvera/hyrax,zhang4952/scholarsphere,jeremyf/sufia,samvera/hyrax,samvera/hyrax