Added ruby 2.0 and 2.1 to travis config.
Added additional environments to travis.
Added rbx gems for travis support.
Fixed issue with rbx platform in gemfile.
Added Gemfile.lock to .gitignore.
Removing Gemfile.lock.
Fix for rubinius.
Replaced stub! with stub since stub! is deprecated.
Updated readme to reflect compatability.
Added ree back into the fray for shits n giggles.
Added ree into failure matrix.
Merge pull request #3 from anthonator/master

Added Rubinius support