title: Expand and contract views smoothly
body: <p>In the Material Design video, views expand and contract really smoothly. I tried to achieve that back in the days with the old Android APIs and it was really costly and slow. </p>
  
  <p>Is there any new APIs in Android-L to achieve those effects?</p>
  
  <p>Video with the effect <a href="http://www.youtube.com/watch?v=Q8TXgCzxEnw#t=26" rel="nofollow">http://www.youtube.com/watch?v=Q8TXgCzxEnw#t=26</a></p>