Chirag Shah d929f1ccef Added userAgent prop type in docs for webview
Summary:
userAgent as a prop type is available in WebView for android but is not documented. This PR fixes it.

**TestPlan** : Not required as this just adds an entry in the documentation

![webview react native a framework for building native apps using react 2016-06-18 02-14-58](https://cloud.githubusercontent.com/assets/6805530/16164289/e8908526-34fa-11e6-98fe-face38ff9f51.png)
Closes https://github.com/facebook/react-native/pull/8200

Differential Revision: D3454625

fbshipit-source-id: 260087044f78a1339cf7ec8760e92cd9fbdb5111
2016-06-17 22:28:21 -07:00
..
2016-02-15 10:05:34 -08:00
2016-05-08 11:47:49 -07:00
2016-05-07 15:52:19 -07:00
2016-06-10 13:58:22 -07:00
2016-04-17 21:01:29 -07:00
2016-04-06 08:55:20 -07:00
2015-12-23 10:08:38 -08:00
2016-05-11 06:27:29 -07:00