salsita/browser-require — pull request #4 by jiri-meluzin (2012-04-17 09:10:14+00:00)
Title: Added support for module.reports and returning of exports from required module

The module backbone.js includes underscore library as whole: _ = require('underscore'); Therefore the function require must return whole underscore library (not only as it was before: _ = require('underscore')._;)