deleted tmp file that is created for thumbnail fixes #779
deleted tmp file that is created for thumbnail fixes #779

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