Fix appveyor repo badge url in readme (#347)

README.md

@@ -5,7 +5,7 @@
 Dotenv is a zero-dependency module that loads environment variables from a `.env` file into [`process.env`](https://nodejs.org/docs/latest/api/process.html#process_process_env). Storing configuration in the environment separate from code is based on [The Twelve-Factor App](http://12factor.net/config) methodology.
 
 [![BuildStatus](https://img.shields.io/travis/motdotla/dotenv/master.svg?style=flat-square)](https://travis-ci.org/motdotla/dotenv)
-[![Build status](https://ci.appveyor.com/api/projects/status/rnba2pyi87hgc8xw/branch/master?svg=true)](https://ci.appveyor.com/project/maxbeatty/dotenv/branch/master)
+[![Build status](https://ci.appveyor.com/api/projects/status/github/motdotla/dotenv?svg=true)](https://ci.appveyor.com/project/motdotla/dotenv/branch/master)
 [![NPM version](https://img.shields.io/npm/v/dotenv.svg?style=flat-square)](https://www.npmjs.com/package/dotenv)
 [![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat-square)](https://github.com/feross/standard)
 [![Coverage Status](https://img.shields.io/coveralls/motdotla/dotenv/master.svg?style=flat-square)](https://coveralls.io/github/motdotla/dotenv?branch=coverall-intergration)
@@ -205,8 +205,8 @@ the parsed `.env` file. This gives you everything you need to continue
 setting values on `process.env`. For example:
 
 ```js
-var dotenv = require('dotenv')
-var variableExpansion = require('dotenv-expand')
+const dotenv = require('dotenv')
+const variableExpansion = require('dotenv-expand')
 const myEnv = dotenv.config()
 variableExpansion(myEnv)
 ```