Rewrites all of the existing unit tests to be valid for Rivet 2.0
Updates the Gemfile.lock for rubinius
Moves the OpenState class into it's own file.
Removes redundant attr_accessor from config class
Adds rspec tests for the Rivet::Config class
Adds ruby 2.0.0 to travis testing
Adds unit tests for the ConfigProxy class
Adds rubinius 2.2.5 to the travis.yml
Adds unit tests for the OpenState class
Added additional LaunchConfig options
Unit tests now work with new LaunchConfig options