Update install instructions to use latest stable release (#497) [skip ci]

kevva · hzoo · commit e052d5a8a4e0 · 2017-06-20T17:49:46.000-04:00
diff --git a/README.md b/README.md
@@ -56,7 +56,7 @@ ESLint | babel-eslint
 ### Install
 
 ```sh
-$ npm install eslint@3.x babel-eslint@6 --save-dev
+$ npm install eslint@3.x babel-eslint@7 --save-dev
 ```
 
 ### Setup
