Updates from Fri 20 Mar

- declare timeoutID | Basil Hosmer
- [react-packager] Allow entry point extensions like .ios.js | Amjad Masad
- [react-native] Use SpreadProperty to make react-docgen happy | Felix Kling
- clean Examples/2048 | Basil Hosmer
- [ReactNative] Adjust packager default root when running from within node_modules | Alex Kotliarskyi
- [ReactNative] Add missing websocket dependency | Alex Kotliarskyi
- [react-packager] change all but one `ix` to `require` | Amjad Masad

Libraries/Components/Touchable/TouchableOpacity.js

@@ -30,7 +30,7 @@ var onlyChild = require('onlyChild');
  *     <TouchableOpacity onPress={this._onPressButton}>
  *       <Image
  *         style={styles.button}
- *         source={ix('myButton')}
+ *         source={require('image!myButton')}
  *       />
  *     </View>
  *   );