fixes #830: refactors create_and_save to get rid of bogus warning
fixes #830: refactors create_and_save to get rid of bogus warning

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