saltstack/salt — pull request #4277 by dlindquist (2013-03-26 02:11:24+00:00)
Title: XCP <= 1.6 should use yumpkg5

Configure yumpkg5 as the virtual package for pkg on XCP <= 1.6. Per http://wiki.xen.org/wiki/Xen_/_XCP_/_XCP_on_Linux_Overview, Xen 1.6 uses a CentOS 5 base. Additional cases for selection of yumpkg vs. yumpkg5 may need to be added in the future.