message: Removed redundant var
diff: @@ -90,7 +90,7 @@ class NavigationMotion extends React.Component<NavigationMotionProps, Navigation
  {styles => {
  var {rest, mountRest, mountDuration} = NavigationMotion.getRest(styles);
  return (
  - styles.map(({data: {key, state, data}, style: {__marker, duration, ...style}, rest: sceneRest}) => {
  + styles.map(({data: {key, state, data}, style: {__marker, duration, ...style}}) => {
  var crumb = +key.replace(/\++$/, '');
  var scene = <Scene crumb={crumb} rest={rest} renderScene={renderScene} />;
  return (
  