Updated readme for medium article

Author: ayroblu

README.md

@@ -1,18 +1,19 @@
 Server Side Rendering with Create React App
 ===========================================
 
-This is the v2 version of my react app, checkout my article here: 
+This is the v2 version of my react app, checkout my article here: https://medium.com/@benlu/ssr-with-create-react-app-v2-1b8b520681d9
 
 Install
 -------
 ```bash
-yarn
-yarn run build && yarn run build:server && yarn run serve
+npm install
+npm run build
+npm run start:server
 ```
 
 ### Development
 This just runs create react app, its great!
 ```bash
-yarn start
+npm start
 ```