dcm-ops/chef-slack_handler — pull request #1 by imeyer (2014-04-25 23:57:55+00:00)
Title: Add attribute to mute on successful client runs.

* I often don't want to read successes if I have a
lot of nodes, so adding this option to only alert
on fail will help keep some of the noise down, unless
of course you just let your client runs fail all
the time. :D