title: new line in TextBox (JavaFX 2.0)
body: <p>I'm trying to create <code>TextBox</code> with <code>JavaFX 2.0</code>.
  My source is following:</p>
  
  <pre><code>TextBox textBox = new TextBox();
  textBox.setPrefSize(150, 600);
  textBox.setText("Hello\n world!");
  </code></pre>
  
  <p>Result is:</p>
  
  <p><img src="https://i.stack.imgur.com/2lRue.jpg" alt="enter image description here"></p>
  
  <p>How could I create new line in <code>TextBox</code>?</p>