message: Forward missing props from TabBarIOS
diff: import React from 'react';
  import { requireNativeComponent, Platform, StyleSheet } from 'react-native';
  -var TabBar = ({children}) => <NVTabBar style={styles.tabBar}>{children}</NVTabBar>;
  +var TabBar = ({children, barTintColor, tintColor}) => <NVTabBar style={styles.tabBar} barTintColor={barTintColor} tintColor={tintColor}>{children}</NVTabBar>;
  var NVTabBar = requireNativeComponent<any>('NVTabBar', null);
  