Deal with non-ascii chars for readme and changelog
Deal with non-ascii chars for readme and changelog

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