jashkenas/coffee-script — pull request #3051 by CaseyLeask (2013-06-26 12:59:25+00:00)
Title: Updated the Source Maps syntax

For the reasons mentioned [here](http://updates.html5rocks.com/2013/06/sourceMappingURL-and-sourceURL-syntax-changed), the syntax for Source Maps has changed from;

``` javascript
//@ sourceMappingURL
```

to

``` javascript
//# sourceMappingURL
```