ahoward/mongoid-grid_fs — pull request #47 by jeremy6d (2014-07-07 20:52:26+00:00)
Title: changed check for old BSON implementation

It looks like in Mongoid 4.0, Moped::BSON is still defined. This changes the check to Moped::BSON::Binary, which is what is actually needed and which is not present in Mongoid 4.