message: Checked for badge before converting to string on ios
diff: @@ -37,11 +37,12 @@ class TabBarItem extends React.Component<any> {
  render() {
  var {onPress, children, image, badge, ...props} = this.props;
  image = typeof image === 'string' ? (Platform.OS === 'ios' ? null : {uri: image}) : image;
  + badge = badge ? (Platform.OS === 'ios' ? '' + badge : +badge) : undefined;
  return (
  <NVTabBarItem
  {...props}
  image={Platform.OS === 'ios' ? image : Image.resolveAssetSource(image)}
  - badge={Platform.OS === 'ios' ? '' + badge : (+badge ? +badge : undefined)}
  + badge={!!badge ? badge : undefined}
  style={styles.tabBarItem}
  onPress={event => {
  event.stopPropagation();
  