Shopify/batman — pull request #640 by adamjacobbecker (2013-01-29 22:18:08+00:00)
Title: Better associationset loading

Sorry for the double PR.

This allows loading associated models with options, like: `user.get('comments').load {body: 'hi'}, (err, comments) ->`.

It also passes the `env` to the callback, so you can access other response parameters.