This release contains a number of changes and bug fixes since the first release candidate (v2.1.0.rc0). Please see the release notes here for more details:
https://github.com/mongodb/mongo-ruby-driver/releases/tag/v2.1.0
The driver can be installed from RubyGems:
gem install mongo
If you find any issues with the Ruby driver, please open a ticket in the JIRA Ruby project:
https://jira.mongodb.org/browse/RUBY
Thanks
Emily and Durran