Do not route '/partials/*/**'
Do not route '/partials/*/**'

Combined with code like

```
== @items['/partials/examples/button.slim'].compiled_content
```

We can combine multiple partials into a big page, which provides an
alternative way to render big pages from small parts.

Ref:
- http://stackoverflow.com/questions/20367811/must-include-files-in-nanoc-always-be-in-the-layouts-folder

nanoc-plate/nanoc-plate,nanoc-plate/nanoc-plate,nanoc-plate/nanoc-plate,nanoc-plate/nanoc-plate