HouseTrip/integrity — pull request #18 by mezis (2012-10-19 11:51:09+00:00)
Title: Tech - The Perfectionists: Start and stop instances only from master server [#38077843]

Pivotal tracker story [#38077843](http://www.pivotaltracker.com/story/show/38077843) in project *Tech - The Perfectionists*:

> Currently all slaves are running all tasks from schedule.rb. This means that all 6 are trying to stop each other.

First half of the solution: use [Rufus](https://github.com/jmettraux/rufus-scheduler) instead of Whenever