message: Added Shared Element comps to public interface
diff: @@ -2,6 +2,8 @@ import NavigationBackAndroid_android from './NavigationBackAndroid.android';
  import NavigationBackAndroid_ios from './NavigationBackAndroid.ios';
  var NavigationBackAndroid = require('./NavigationBackAndroid').default;
  import NavigationMotion from './NavigationMotion';
  +import SharedElement from './SharedElement';
  +import SharedElementMotion from './SharedElementMotion';
  import spring from './spring';
  -export { NavigationBackAndroid, NavigationMotion, spring };
  +export { NavigationBackAndroid, NavigationMotion, SharedElement, SharedElementMotion, spring };
  