public ActionResult Edit(int id)
        {
            RoleList      Rl = new RoleList(_context);
            DetailedPilot Dp = new DetailedPilot(_context);
            PilotAndRoleMergeViewModel myModel = new PilotAndRoleMergeViewModel
            {
                PilotDetail = Dp.GetSpecific(id),
                Roles       = Rl.GetAllAvalableRoles()
            };

            // ENVOYER LE VIEWMODEL A LA VUE
            return(View("Edit", myModel));
        }