module Devise::Models::Confirmable

def postpone_email_change?
  postpone = self.class.reconfirmable &&
    devise_will_save_change_to_email? &&
    !@bypass_confirmation_postpone &&
    self.email.present? &&
    (!@skip_reconfirmation_in_callback || !self.devise_email_in_database.nil?)
  @bypass_confirmation_postpone = false
  postpone
end