title: How i can change font to UITextView in swift?
body: <p>Hy guys I want that my <code>textView</code> have this font: <code>"Apple SD Gothic Light"</code>...
  I used this code here belong:</p>
  
  <pre><code>if (titolo.text == NSLocalizedString("SEVENTH_ANNOTATION_TITLE", comment: "")){
      // aggiungo le immagini all'array
      pageImages = [UIImage(named: "TeatroMassimoBellini1.png")!,
                    UIImage(named: "TeatroMassimoBellini2.png")!,
                    UIImage(named: "TeatroMassimoBellini3.png")!]
  
      textFieldDescrizione.text = NSLocalizedString("SEVENTH_ANNOTATION_DESCRIPTION", comment: "")
      textFieldDescrizione.font = UIFont.preferredFontForTextStyle("AppleSDGothicNeo-Light")
      textFieldDescrizione.textAlignment = NSTextAlignment.Justified
  }
  </code></pre>
  
  <p>but it doesn't work.... Can you help me?
  Sorry for my english! :)</p>