documentcloud/backbone — pull request #2482 by crodjer (2013-04-13 23:53:02+00:00)
Title: Collection set + merge test should disable merge

`collection.set` by default merges the attributes, for the test to
pass (or check both the cases) it should be disabled in the second
set.

Ref: https://github.com/documentcloud/backbone/commit/f61bd29d3065f70345215532704280dd0b7c2ffe