Update pillow from 4.0.0 to 4.1.0 (#847)
Update pillow from 4.0.0 to 4.1.0 (#847)


etalab/udata,opendatateam/udata,etalab/udata,opendatateam/udata,etalab/udata,davidbgk/udata,davidbgk/udata,davidbgk/udata,opendatateam/udata