message: Supported string on android for backward compat
diff: @@ -36,11 +36,11 @@ class TabBarItem extends React.Component<any> {
  }
  render() {
  var {onPress, children, image, ...props} = this.props;
  - var platformImage = ((typeof image !== 'string') === (Platform.OS === 'ios')) ? image : null;
  + image = typeof image === 'string' ? (Platform.OS === 'ios' ? null : {uri: image}) : image;
  return (
  <NVTabBarItem
  {...props}
  - image={Image.resolveAssetSource(image)}
  + image={Platform.OS === 'ios' ? image : Image.resolveAssetSource(image)}
  style={styles.tabBarItem}
  onPress={event => {
  event.stopPropagation();
  