emberjs/ember.js — pull request #3673 by gdub22 (2013-10-31 19:11:08+00:00)
Title: link-to currentWhen can handle multiple routes

Expanding upon the `link-to` helper's currentWhen property to support multiple routes, using a pipe delimiter.

```handlebars
{{#link-to 'about' currentWhen='about|team'}}Item{{/link-to}}
```