twilio/twilio-ruby — pull request #78 by carlosdp (2013-12-21 03:42:41+00:00)
Title: Update Rubinius build versions for Travis

At some point, Travis CI removed the `rbx-18mode` and `rbx-19mode` configurations for Travis, causing those builds to fail in the twilio-ruby matrix. This PR replaces these with Rubinius versions 2.1.1 and 2.2.1.