title: Android action bar with two stretched buttons
body: <p>Does anybody know how to easily implement an action bar with two stretched buttons?</p>
  
  <p>Here is an example of the Google calendar app:</p>
  
  <p><img src="https://i.stack.imgur.com/ffWRM.png" alt="enter image description here"></p>
  
  <p>Thank you!</p>