Update web player and add it to UsingAListView docs page.

Summary:
Update web player (which now uses 0.0.29 of react-native-web) to support ListView. lacker

**Test plan (required)**

![screen shot 2016-07-05 at 7 15 08 pm](https://cloud.githubusercontent.com/assets/1198882/16605576/10f80956-42e5-11e6-8b19-4b8242625d23.png)
Closes https://github.com/facebook/react-native/pull/8591

Differential Revision: D3521276

Pulled By: JoelMarcey

fbshipit-source-id: 896a7ee77b9592f7cf95d6d48e5f4ddea76f5f07

docs/UsingAListView.md

@@ -17,7 +17,7 @@ This example creates a simple `ListView` of hardcoded data. It first initializes
 
 > A `rowHasChanged` function is required to use `ListView`. Here we just say a row has changed if the row we are on is not the same as the previous row.
 
-```JavaScript
+```ReactNativeWebPlayer
 import React, { Component } from 'react';
 import { AppRegistry, ListView, Text, View } from 'react-native';
 
@@ -45,7 +45,7 @@ class ListViewBasics extends Component {
 }
 
 // App registration and rendering
-AppRegistry.registerComponent('AwesomeProject', () => ListViewBasics);
+AppRegistry.registerComponent('ListViewBasics', () => ListViewBasics);
 ```
 
 One of the most common uses for a `ListView` is displaying data that you fetch from a server. To do that, you will need to [learn about networking in React Native](/react-native/docs/network.html).

website/core/WebPlayer.js

@@ -12,6 +12,8 @@
 var React = require('React');
 var Prism = require('Prism');
 
+var WEB_PLAYER_VERSION = '1.1.0';
+
 /**
  * Use the WebPlayer by including a ```ReactNativeWebPlayer``` block in markdown.
  *
@@ -57,7 +59,7 @@ var WebPlayer = React.createClass({
           style={{marginTop: 4}}
           width='880'
           height={this.parseParams(this.props.params).platform === 'android' ? '425' : '420'}
-          data-src={`//npmcdn.com/react-native-web-player@1.0.0/index.html${hash}`}
+          data-src={`//npmcdn.com/react-native-web-player@${WEB_PLAYER_VERSION}/index.html${hash}`}
           frameBorder='0'
         />
       </div>