title: Crumpled paper UIView animation
body: <p>Do you know of any iOS library that takes a UIView and crumple it as an animation?</p>
  
  <p>Just to give an illustration of what crumple means in this context:</p>
  
  <p><img src="https://i.stack.imgur.com/XrD7U.png" alt="enter image description here"></p>
  
  <p><img src="https://www.hteumeuleu.fr/wp-content/uploads/2012/10/shader-css.jpg" alt="screenshot"></p>
  
  <p>(screenshots taken from a CSS crumple effect)</p>
  
  <p>Most likely does not exist, but was wondering...</p>