title: How to use android.support.transition
body: <p>Google has just released android.support.transition that provides backport to its transition-framework. However I can not find class , any link to gradle or maven?</p>
  
  <p><a href="https://developer.android.com/reference/android/support/transition/package-summary.html" rel="noreferrer">https://developer.android.com/reference/android/support/transition/package-summary.html</a></p>