Update link to babili blog post (#888)

Earlier link was giving 404 error

README.md

@@ -45,7 +45,7 @@ Current tools don't support targeting the latest version of ECMAScript. (yet)
 - BabelMinify can because it is just a set of Babel plugins, and Babel already understands new syntax with our parser [Babylon](https://github.com/babel/babylon).
 - When it's possible to only target browsers that support newer ES features, code sizes can be smaller because you don't have to transpile and then minify.
 
-Check out our [blog post](http://babeljs.io/blog/2016/08/30/babili) for more info!
+Check out our [blog post](http://babeljs.io/blog/2016/08/26/babili) for more info!
 
 ```js
 // Example ES2015 Code