Circle (http://circleci.com) is doing a similar thing, but hosted and managed. If CI/CD appeals to you, but you don't want to manage it yourself, drop me a line.

What's up with the downvotes? I was just commenting that dreadnot uses twitter bootstrap.

We plan on deploying PHP 5.3 to Rackspace Cloud Sites before the end of March. If you have any questions, please email help at rackspace dot com.

that's awesome news, thanks for the reply!