public ActionResult ChangeEmail(ChangeEmailModel changeEmailModel)
        {
            var user = User.Identity.Name;
            var adm  = AccountDataMapper.GetAccountDataMapper();
            var acc  = adm.GetById(user);

            if (ModelState.IsValid)
            {
                if (!changeEmailModel.OldEmail.Equals(acc.Email))
                {
                    ModelState.AddModelError("OldEmail", "Esta conta não está associada a este email");
                    return(View(changeEmailModel));
                }
                acc.Email = changeEmailModel.NewEmail;
                LoginUtils.AddToConfirmList(acc);
                FormsAuthentication.SignOut();
                return(View("Confirmation"));
            }
            return(View(changeEmailModel));
        }