puppetlabs/puppet — pull request #1360 by ghoneycutt (2013-01-02 21:15:01+00:00)
Title: (#18320) makes yum default for all RedHat derivatives

This commit changes the defaultfor from using the operatingsystem fact
to the osfamily fact. This is done so that we do not have to duplicate
effort of all the RedHat derivatives that use yum.