Update README.md

README.md

@@ -1,5 +1,6 @@
 # react-native-fetch-blob [![release](https://img.shields.io/github/release/wkh237/react-native-fetch-blob.svg?style=flat-square)](https://github.com/wkh237/react-native-fetch-blob/releases) [![npm](https://img.shields.io/npm/v/react-native-fetch-blob.svg?style=flat-square)](https://www.npmjs.com/package/react-native-fetch-blob) ![](https://img.shields.io/badge/PR-Welcome-brightgreen.svg?style=flat-square) [![npm](https://img.shields.io/npm/l/react-native-fetch-blob.svg?maxAge=2592000&style=flat-square)]()
 
+
 A project committed to make file acess and data transfer easier, effiecient for React Native developers.
 
 ## Features
@@ -9,6 +10,7 @@ A project committed to make file acess and data transfer easier, effiecient for
 - File stream support for dealing with large file
 - Blob, File, XMLHttpRequest polyfills that make browser-based library available in RN (experimental)
 
+> The npm package is inside `src` folder, this is development folder
 
 ## TOC
 * [About](#user-content-about)