chore(package): Drop support for Node.js < 14

BREAKING CHANGE: Dropped support for Node.js < 14

Author: Jonathon Hill

.travis.yml

@@ -1,6 +1,8 @@
 language: node_js
 
 node_js:
- - 10
- - 12
  - 14
+ - 16
+ - stable
+
+script: make test

README.md

@@ -1,15 +1,23 @@
 # axios-oauth-client
 
-[![Build Status](https://travis-ci.org/compwright/axios-oauth-client.svg?branch=master)](https://travis-ci.org/compwright/axios-oauth-client) [![Greenkeeper badge](https://badges.greenkeeper.io/compwright/axios-oauth-client.svg)](https://greenkeeper.io/)
+[![Build Status](https://app.travis-ci.com/compwright/axios-oauth-client.svg?branch=master)](https://app.travis-ci.com/github/compwright/axios-oauth-client)
 
 OAuth 2.0 client utils for axios
 
 ## Installation
 
+With NPM:
+
 ```bash
 $ npm install --save axios-oauth-client axios
 ```
 
+With Yarn:
+
+```bash
+$ yarn add axios-oauth-client axios
+```
+
 ## Axios OAuth 2.0 Client
 
 ### Authorization Code grant

package.json

@@ -20,7 +20,7 @@
  "homepage": "https://github.com/compwright/axios-oauth-client#readme",
  "type": "module",
  "engines": {
- "node": ">= 16"
+ "node": ">= 14"
  },
  "exports": {
  ".": {