Merge branch '0.9.0' of github.com:wkh237/react-native-fetch-blob into 0.9.0

README.md

 ## TOC
 * [About](#user-content-about)
 * [Installation](#user-content-installation)
-* [Recipes](#user-content-recipes)
 * [HTTP Data Transfer](#user-content-http-data-transfer)
  * [Regular Request](#user-content-regular-request)
  * [Download file](#user-content-download-example--fetch-files-that-needs-authorization-token)
 
 Beginning in Android 6.0 (API level 23), users grant permissions to apps while the app is running, not when they install the app. So adding permissions in `AndroidManifest.xml` won't work in Android 6.0 devices. To grant permissions in runtime, you might use modules like [react-native-android-permissions](https://github.com/lucasferreira/react-native-android-permissions).
 
-## Recipes
+## Usage
 
 ES6
 
 - Blob
 - XMLHttpRequest (Use our implementation if you're going to use it with Blob)
 
+Here's a [sample app](https://github.com/wkh237/rn-firebase-storage-upload-sample) that uses polyfills to upload files to FireBase.
+
 ### Performance Tips
 
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