Adrian Madrid, aemadrid@gmail.com
* bin/mongo_console
* examples/benchmarks.rb
* examples/irb.rb
* Modifications to examples/simple.rb
* Found plenty of bugs and missing features.
* Ruby 1.9 support.
* Gem support.
* Many other code suggestions and improvements.

Aman Gupta, aman@tmm1.net
* Collection#save

Jon Crosby, jon@joncrosby.me
* Some code clean-up

John Nunemaker, http://railstips.org
* Collection#create_index takes symbols as well as strings
* Fix for Collection#save
* Add logger convenience methods to connection and database

David James, djames@sunlightfoundation.com
* Fix dates to return as UTC

Paul Dlug, paul.dlug@gmail.com
* Generate _id on the client side if not provided
* Collection#insert and Collection#save return _id

Durran Jordan, durran@gmail.com
* DB#collections
* Support for specifying sort order as array of [key, direction] pairs
* OrderedHash#update aliases to merge!

Cyril Mougel, cyril.mougel@gmail.com
* Initial logging support
* Test case

Jack Chen, chendo on github
* Test case + fix for deserializing pre-epoch Time instances

Michael Bernstein, mrb on github
* #sort method for Cursor instances

Paulo Ahahgon, pahagon on github
* removed hard limit

Les Hill, leshill on github
* OrderedHash#each returns self

Sean Cribbs, seancribbs on github
* Modified standard_benchmark to allow profiling
* c ext for faster ObjectID creation

Sunny Hirai
* Suggested hashcode fix for Mongo::ObjectID
* Noted index ordering bug.
* GridFS performance boost

Christos Trochalakis
* Added map/reduce helper

Blythe Dunham
* Added finalize option to map/reduce

Matt Powell (fauxparse)
* Added GridStore#mv

Patrick Collison
* Added safe mode for Collection#remove