PagerDuty/chef-sumologic — pull request #17 by jontg (2014-12-12 20:02:41+00:00)
Title: ":sources -> :defaults"

In the parent sumologic-collector cookbook, it is assumed that
`node[:sumologic][:sources]` an array of sources (See specifically
https://github.com/SumoLogic/sumologic-collector-chef-cookbook/blob/master/recipes/sumojson.rb#L53)