title: Cakephp Auth: $this->Auth->loginError message
body: <p>I am using Auth Component. I am setting $this->Auth->loginError in the beforeFilter. But i have another posibility. If the user entered username and password is correct but User.status = 'pending' how can i can show a different message. i am using $this->Auth->userScope to set that. but how to show different $this->Auth->loginError for these two posibilities.</p>
  
  <ol>
  <li>Username and Password = correct but Status = pending</li>
  <li>Either Username or Password = incorrect but status = active</li>
  </ol>
  
  <p>there are the two posibilities.</p>