jashkenas/underscore — pull request #1695 by megawac (2014-06-20 02:44:30+00:00)
Title: Use values in object case of contains

As suggested by @jdalton [here](https://github.com/jashkenas/underscore/pull/1587#discussion_r14004776)

http://jsperf.com/reduce-right-optimi/7