title: Android EditText's container (RecyclerView) auto scroll when EditText is Focused
body: <p>I got a RecyclerView whose element contains a EditText widget.</p>
  
  <p>1.currently focusing on the second EditText,the first EditText is partly showed on the screen.
  <a href="http://i.stack.imgur.com/mdgAc.png" rel="nofollow">the first EditText is partly showed</a></p>
  
  <p>2.when click the first EditText, it got focus, then RecyclerView would automatically scroll down to fully show the first EditText.
  <a href="http://i.stack.imgur.com/rtjQ2.png" rel="nofollow">RecyclerView automatically scroll down when first EditText got focused</a></p>
  
  <p>This is great,but what I want is RecyclerView should not automatically scroll.
  Any solution?
  thanks!</p>