fix links

README.md

@@ -200,7 +200,7 @@ require('!style!css!./style.css');
 
 The same basic process is required for code splitting. In this case, you `import` modules you need but you
 don't directly use them. Instead you require them at [split points](http://webpack.github.io/docs/code-splitting.html#defining-a-split-point).
-See [this example](test/codeSplitting) for more details.
+See [this example](test/comparison-tests/codeSplitting) and [this example](test/comparison-tests/es6codeSplitting) for more details.
 
 ## License