javan/whenever — pull request #252 by le0pard (2012-09-18 14:02:20+00:00)
Title: whenever clean previous cron settings, if you set several roles

Example:

set :whenever_roles, [:app, :db]

By old capistrano task it update crontab with role app and when with role db. Last role crean all cron jobs (in my case all app role jobs clean). This help to fix this.