message: Tested sharedElementMotion prop typings
diff: @@ -58,7 +58,8 @@ var App = () => (
  <NavigationMotion
  unmountedStyle={{opacity: 1, translate: 100}}
  mountedStyle={{opacity: 1, translate: 0}}
  - crumbStyle={{opacity: 0, translate: 0}}>
  + crumbStyle={{opacity: 0, translate: 0}}
  + sharedElementMotion={props => <Zoom {...props} />}>
  {({ opacity, translate }, scene, key) => (
  <div
  key={key}
  