Require date to account for RubyGems 2.4.0 dropping dummy class
Require date to account for RubyGems 2.4.0 dropping dummy class

mongodb/bson-ruby,ukblewis/bson-ruby,estolfo/bson-ruby,johnsimon/bson-ruby,ukblewis/bson-ruby,hudon/bson-ruby,mongodb/bson-ruby,mongodb/bson-ruby,johnsimon/bson-ruby,hudon/bson-ruby,johnsimon/bson-ruby,ukblewis/bson-ruby,agis-/bson-ruby,estolfo/bson-ruby,hudon/bson-ruby,agis-/bson-ruby,ukblewis/bson-ruby,estolfo/bson-ruby,agis-/bson-ruby,estolfo/bson-ruby,mongodb/bson-ruby