title: Vaadin Valo Demo Menu in application header
body: <p>How to tell Vaadin Menu from <a href="https://demo.vaadin.com/valo-theme/#!common" rel="nofollow">Valo Demo Application</a> to always be sticky to application header ?</p>
  
  <p>I need my application menu to be in the following state:</p>
  
  <p><a href="http://i.stack.imgur.com/R9VG1.png" rel="nofollow">Screenshot</a></p>