fix: change Mb to MB

Author: Antoni Kepinski

README.md

@@ -27,50 +27,50 @@
 - [Loading and configuring the module](#loading-and-configuring-the-module)
 - [Upgrading](#upgrading)
 - [Common Usage](#common-usage)
-    - [Plain text or HTML](#plain-text-or-html)
-    - [JSON](#json)
-    - [Simple Post](#simple-post)
-    - [Post with JSON](#post-with-json)
-    - [Post with form parameters](#post-with-form-parameters)
-    - [Handling exceptions](#handling-exceptions)
-    - [Handling client and server errors](#handling-client-and-server-errors)
-    - [Handling cookies](#handling-cookies)
+	- [Plain text or HTML](#plain-text-or-html)
+	- [JSON](#json)
+	- [Simple Post](#simple-post)
+	- [Post with JSON](#post-with-json)
+	- [Post with form parameters](#post-with-form-parameters)
+	- [Handling exceptions](#handling-exceptions)
+	- [Handling client and server errors](#handling-client-and-server-errors)
+	- [Handling cookies](#handling-cookies)
 - [Advanced Usage](#advanced-usage)
-    - [Streams](#streams)
-    - [Buffer](#buffer)
-    - [Accessing Headers and other Meta data](#accessing-headers-and-other-meta-data)
-    - [Extract Set-Cookie Header](#extract-set-cookie-header)
-    - [Post data using a file stream](#post-data-using-a-file-stream)
-    - [Post with form-data (detect multipart)](#post-with-form-data-detect-multipart)
-    - [Request cancellation with AbortSignal](#request-cancellation-with-abortsignal)
+	- [Streams](#streams)
+	- [Buffer](#buffer)
+	- [Accessing Headers and other Meta data](#accessing-headers-and-other-meta-data)
+	- [Extract Set-Cookie Header](#extract-set-cookie-header)
+	- [Post data using a file stream](#post-data-using-a-file-stream)
+	- [Post with form-data (detect multipart)](#post-with-form-data-detect-multipart)
+	- [Request cancellation with AbortSignal](#request-cancellation-with-abortsignal)
 - [API](#api)
-    - [fetch(url[, options])](#fetchurl-options)
-    - [Options](#options)
-        - [Default Headers](#default-headers)
-        - [Custom Agent](#custom-agent)
-        - [Custom highWaterMark](#custom-highwatermark)
-    - [Class: Request](#class-request)
-        - [new Request(input[, options])](#new-requestinput-options)
-    - [Class: Response](#class-response)
-        - [new Response([body[, options]])](#new-responsebody-options)
-        - [response.ok](#responseok)
-        - [response.redirected](#responseredirected)
-    - [Class: Headers](#class-headers)
-        - [new Headers([init])](#new-headersinit)
-    - [Interface: Body](#interface-body)
-        - [body.body](#bodybody)
-        - [body.bodyUsed](#bodybodyused)
-        - [body.arrayBuffer()](#bodyarraybuffer)
-        - [body.blob()](#bodyblob)
-        - [body.json()](#bodyjson)
-        - [body.text()](#bodytext)
-        - [body.buffer()](#bodybuffer)
-    - [Class: FetchError](#class-fetcherror)
-    - [Class: AbortError](#class-aborterror)
+	- [fetch(url[, options])](#fetchurl-options)
+	- [Options](#options)
+		- [Default Headers](#default-headers)
+		- [Custom Agent](#custom-agent)
+		- [Custom highWaterMark](#custom-highwatermark)
+	- [Class: Request](#class-request)
+		- [new Request(input[, options])](#new-requestinput-options)
+	- [Class: Response](#class-response)
+		- [new Response([body[, options]])](#new-responsebody-options)
+		- [response.ok](#responseok)
+		- [response.redirected](#responseredirected)
+	- [Class: Headers](#class-headers)
+		- [new Headers([init])](#new-headersinit)
+	- [Interface: Body](#interface-body)
+		- [body.body](#bodybody)
+		- [body.bodyUsed](#bodybodyused)
+		- [body.arrayBuffer()](#bodyarraybuffer)
+		- [body.blob()](#bodyblob)
+		- [body.json()](#bodyjson)
+		- [body.text()](#bodytext)
+		- [body.buffer()](#bodybuffer)
+	- [Class: FetchError](#class-fetcherror)
+	- [Class: AbortError](#class-aborterror)
 - [TypeScript](#typescript)
 - [Acknowledgement](#acknowledgement)
 - [Team](#team)
-                - [Former](#former)
+				- [Former](#former)
 - [License](#license)
 
 <!-- /TOC -->
@@ -491,7 +491,7 @@ const options = {
 
 #### Custom highWaterMark
 
-Stream on Node.js have a smaller internal buffer size (16Kb, aka `highWaterMark`) from client-side browsers (>1Mb, not consistent across browsers). Because of that, when you are writing an isomorphic app and using `res.clone()`, it will hang with large response in Node.
+Stream on Node.js have a smaller internal buffer size (16Kb, aka `highWaterMark`) from client-side browsers (>1MB, not consistent across browsers). Because of that, when you are writing an isomorphic app and using `res.clone()`, it will hang with large response in Node.
 
 The recommended way to fix this problem is to resolve cloned response in parallel:
 
@@ -513,7 +513,10 @@ If for some reason you don't like the solution above, since `3.x` you are able t
 ```js
 const fetch = require('node-fetch');
 
-fetch('https://example.com', {highWaterMark: 10}).then(res => res.clone().buffer());
+fetch('https://example.com', {
+	// About 1MB
+	highWaterMark: 1024 * 1024
+}).then(res => res.clone().buffer());
 ```
 
 <a id="class-request"></a>