Update README.md

node_modules/ws/README.md

@@ -1,9 +1,8 @@
 # ws: a Node.js WebSocket library
 
 [![Version npm](https://img.shields.io/npm/v/ws.svg?logo=npm)](https://www.npmjs.com/package/ws)
-[![Build](https://img.shields.io/travis/websockets/ws/master.svg?logo=travis)](https://travis-ci.com/websockets/ws)
-[![Windows x86 Build](https://img.shields.io/appveyor/ci/lpinca/ws/master.svg?logo=appveyor)](https://ci.appveyor.com/project/lpinca/ws)
-[![Coverage Status](https://img.shields.io/coveralls/websockets/ws/master.svg)](https://coveralls.io/github/websockets/ws)
+[![CI](https://img.shields.io/github/workflow/status/websockets/ws/CI/master?label=CI&logo=github)](https://github.com/websockets/ws/actions?query=workflow%3ACI+branch%3Amaster)
+[![Coverage Status](https://img.shields.io/coveralls/websockets/ws/master.svg?logo=coveralls)](https://coveralls.io/github/websockets/ws)
 
 ws is a simple to use, blazing fast, and thoroughly tested WebSocket client and
 server implementation.
@@ -23,7 +22,7 @@ can use one of the many wrappers available on npm, like
 
 - [Protocol support](#protocol-support)
 - [Installing](#installing)
-  - [Opt-in for performance and spec compliance](#opt-in-for-performance-and-spec-compliance)
+  - [Opt-in for performance](#opt-in-for-performance)
 - [API docs](#api-docs)
 - [WebSocket compression](#websocket-compression)
 - [Usage examples](#usage-examples)
@@ -56,7 +55,7 @@ can use one of the many wrappers available on npm, like
 npm install ws
 ```
 
-### Opt-in for performance and spec compliance
+### Opt-in for performance
 
 There are 2 optional modules that can be installed along side with the ws
 module. These modules are binary addons which improve certain operations.
@@ -67,7 +66,7 @@ necessarily need to have a C++ compiler installed on your machine.
   operations such as masking and unmasking the data payload of the WebSocket
   frames.
 - `npm install --save-optional utf-8-validate`: Allows to efficiently check if a
-  message contains valid UTF-8 as required by the spec.
+  message contains valid UTF-8.
 
 ## API docs
 
@@ -395,7 +394,7 @@ the `X-Forwarded-For` header.
 
 ```js
 wss.on('connection', function connection(ws, req) {
-  const ip = req.headers['x-forwarded-for'].split(/\s*,\s*/)[0];
+  const ip = req.headers['x-forwarded-for'].split(',')[0].trim();
 });
 ```