matschaffer/knife-solo — pull request #61 by hectcastro (2012-06-02 22:22:28+00:00)
Title: Added an option for specifying the Omnibus installer version

Given that Opscode just updated the default `release_version` within Omnibus, I added an option to `prepare` that allows you to override `release_version` with an older version listed in their [S3 package bucket](http://s3.amazonaws.com/opscode-full-stack/).