update readme

README.md

@@ -1,11 +1,11 @@
-# bip32
+# Payjoin Client
 [![Build Status](https://travis-ci.org/bitcoinjs/bip32.png?branch=master)](https://travis-ci.org/bitcoinjs/bip32)
 
 [![NPM](https://img.shields.io/npm/v/bip32.svg)](https://www.npmjs.org/package/bip32)
 
 [![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg?style=flat-square)](https://github.com/prettier/prettier)
 
-A [BIP32](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki) compatible library written in TypeScript with transpiled JavaScript committed to git.
+A [BTCPay Server Payjoin client](https://docs.btcpayserver.org/features/payjoin) written in TypeScript with transpiled JavaScript committed to git.
 
 
 ## Example
@@ -13,23 +13,15 @@ A [BIP32](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki) compat
 TypeScript
 
 ``` typescript
-import * as bip32 from 'bip32';
-import { BIP32Interface } from 'bip32';
-let node: BIP32Interface = bip32.fromBase58('xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi');
 
-let child: BIP32Interface = node.derivePath('m/0/0');
 // ...
 ```
 
 NodeJS
 
 ``` javascript
-let bip32 = require('bip32')
-let node = bip32.fromBase58('xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi')
 
-let child = node.derivePath('m/0/0')
 // ...
 ```
 
 ## LICENSE [MIT](LICENSE)
-A derivation (and extraction for modularity) of the `HDWallet`/`HDNode` written and tested by [bitcoinjs-lib](https://github.com/bitcoinjs/bitcoinjs-lib) contributors since 2014.