OSIS-4745 Change permissionrequiredmixin to AjaxPermissionRequiredMixin
OSIS-4745 Change permissionrequiredmixin to AjaxPermissionRequiredMixin

uclouvain/osis,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/osis