Clean Kolab 3.1 installation on a CentOS 6.4

[Timotheus Pokorra]

>> There's an error in the kolab installation from RPM: yum install kolab
>>
>> It does not install wallace, which then gives an error in setup-kolab
>> in configuration time.
I can confirm this.

> This bug was reported here:
> https://issues.kolab.org/show_bug.cgi?id=2528
That is a different problem, I guess wrong epel version.

Timotheus