rails/rails — pull request #9419 by banyan (2013-02-25 18:46:00+00:00)
Title: Change default root route helper

Since this commit (https://github.com/rails/rails/commit/cf75417f229224fc05257ea6ddaa28a0f1a39d0f), it is allowed to use this root route syntax.

```
root "welcome#index"
```

What about using this syntax as default in a simple and consistent way?