[CentOS] Problem with "yum update"

[John Doe]

From: Joseph Hesse <joehesse at gmail.com>

> I am trying to update my system with yum and I keep getting this
> error message.
> ---> Package perl-Compress-Zlib.i686 0:2.020-131.el6_4 will be obsoleted
> ---> Package perl-IO-Compress.noarch 0:2.052-1.el6.rfx will be obsoleting

Repoforge extra wants to replace a base library with his version...
Other base packages need the old library.

JD