public function unsubscribe($user)
 {
     Subscribers::destroy($user);
     echo 'You have been unsubscribed to this newsletter. We\'ve removed your subcription from our database';
     return Redirect::route('front.index');
 }
 public function delete($id)
 {
     Subscribers::destroy($id);
     return Redirect::route('admin.subscriber.index')->with('success', Lang::get('messages.subscriber_delete'));
 }