adding cucumber tests for file upload
adding cucumber tests for file upload

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