nav tabs on admin dashboard

node_modules/on-headers/README.md

@@ -1,7 +1,7 @@
 # on-headers
 
-[![NPM Version][npm-image]][npm-url]
-[![NPM Downloads][downloads-image]][downloads-url]
+[![NPM Version][npm-version-image]][npm-url]
+[![NPM Downloads][npm-downloads-image]][npm-url]
 [![Node.js Version][node-version-image]][node-version-url]
 [![Build Status][travis-image]][travis-url]
 [![Test Coverage][coveralls-image]][coveralls-url]
@@ -10,12 +10,18 @@ Execute a listener when a response is about to write headers.
 
 ## Installation
 
+This is a [Node.js](https://nodejs.org/en/) module available through the
+[npm registry](https://www.npmjs.com/). Installation is done using the
+[`npm install` command](https://docs.npmjs.com/getting-started/installing-npm-packages-locally):
+
 ```sh
 $ npm install on-headers
 ```
 
 ## API
 
+<!-- eslint-disable no-unused-vars -->
+
 ```js
 var onHeaders = require('on-headers')
 ```
@@ -36,17 +42,17 @@ var http = require('http')
 var onHeaders = require('on-headers')
 
 http
-.createServer(onRequest)
-.listen(3000)
+  .createServer(onRequest)
+  .listen(3000)
 
-function addPoweredBy() {
+function addPoweredBy () {
   // set if not set by end of request
   if (!this.getHeader('X-Powered-By')) {
     this.setHeader('X-Powered-By', 'Node.js')
   }
 }
 
-function onRequest(req, res) {
+function onRequest (req, res) {
   onHeaders(res, addPoweredBy)
 
   res.setHeader('Content-Type', 'text/plain')
@@ -64,13 +70,12 @@ $ npm test
 
 [MIT](LICENSE)
 
-[npm-image]: https://img.shields.io/npm/v/on-headers.svg
-[npm-url]: https://npmjs.org/package/on-headers
-[node-version-image]: https://img.shields.io/node/v/on-headers.svg
-[node-version-url]: http://nodejs.org/download/
-[travis-image]: https://img.shields.io/travis/jshttp/on-headers/master.svg
-[travis-url]: https://travis-ci.org/jshttp/on-headers
-[coveralls-image]: https://img.shields.io/coveralls/jshttp/on-headers/master.svg
+[coveralls-image]: https://badgen.net/coveralls/c/github/jshttp/on-headers/master
 [coveralls-url]: https://coveralls.io/r/jshttp/on-headers?branch=master
-[downloads-image]: https://img.shields.io/npm/dm/on-headers.svg
-[downloads-url]: https://npmjs.org/package/on-headers
+[node-version-image]: https://badgen.net/npm/node/on-headers
+[node-version-url]: https://nodejs.org/en/download
+[npm-downloads-image]: https://badgen.net/npm/dm/on-headers
+[npm-url]: https://npmjs.org/package/on-headers
+[npm-version-image]: https://badgen.net/npm/v/on-headers
+[travis-image]: https://badgen.net/travis/jshttp/on-headers/master
+[travis-url]: https://travis-ci.org/jshttp/on-headers