title: Scrolling tabs instead of fixed tabs in ActionBar
body: <p>Is it possible to make tabs in ActionBar look like scrolling tabs, e.g.:</p>
  
  <p><img src="https://i.stack.imgur.com/A7KZW.png" width="300"></p>
  
  <p>Because all I can get are fixed tabs like:</p>
  
  <p><img src="https://i.stack.imgur.com/94e1z.png" width="300"></p>