Update to using shields badge

Author: mjrussell

README.md

@@ -1,7 +1,7 @@
 # redux-auth-wrapper
 
-[![npm version](https://badge.fury.io/js/redux-auth-wrapper.svg)](https://badge.fury.io/js/redux-auth-wrapper)
-[![npm](https://img.shields.io/npm/dm/redux-auth-wrapper.svg)](https://www.npmjs.com/package/redux-auth-wrapper)
+[![npm](https://img.shields.io/npm/v/redux-auth-wrapper.svg)](https://www.npmjs.com/package/redux-auth-wrapper)
+[![npm dm](https://img.shields.io/npm/dm/redux-auth-wrapper.svg)](https://www.npmjs.com/package/redux-auth-wrapper)
 [![Build Status](https://travis-ci.org/mjrussell/redux-auth-wrapper.svg?branch=master)](https://travis-ci.org/mjrussell/redux-auth-wrapper)
 [![Coverage Status](https://coveralls.io/repos/github/mjrussell/redux-auth-wrapper/badge.svg?branch=master)](https://coveralls.io/github/mjrussell/redux-auth-wrapper?branch=master)