update js in example-redux to support the RN 25.1 upgrade

example-redux/package.json

     "_fix_npm2_step2": "cd node_modules; find . -name .babelrc | grep -v packager | xargs rm"
   },
   "dependencies": {
-    "react-native": "^0.25.1",
+    "react-native": "0.25.1",
     "react": "0.14.5",
     "fbjs": "^0.6.1",
     "react-redux": "^4.0.6",

example-redux/src/components/ExampleComponent.js

-import React, {
-  Component,
+import React, {Component} from 'react';
+import {
   Text
 } from 'react-native';
 

example-redux/src/screens/FirstTabScreen.js

-import React, {
-  Component,
+import React, {Component} from 'react';
+import {
   Text,
   View,
   ScrollView,

example-redux/src/screens/LoginScreen.js

-import React, {
-  Component,
+import React, {Component} from 'react';
+import {
   Text,
   View,
   ScrollView,

example-redux/src/screens/PushedScreen.js

-import React, {
-  Component,
+import React, {Component} from 'react';
+import {
   Text,
   View,
   ScrollView,

example-redux/src/screens/SecondTabScreen.js

-import React, {
-  Component,
+import React, {Component} from 'react';
+import {
   Text,
   Image,
   View,