Description of problem:
> $ setarch i686 sudo livecd-creator -c ks/testday/2013-03-28_System_Certificates.ks --releasever 19 --cache /var/cache/live -f "testday-20130328-i686-2"
> /usr/lib/python2.7/site-packages/pykickstart/commands/partition.py:309: UserWarning: A partition with the mountpoint / has already been defined.
>   warnings.warn(_("A partition with the mountpoint %s has already been defined.") % pd.mountpoint)
> Skipping (/sys/fs/selinux,/sys/fs/selinux) because source doesn't exist.
> Error creating Live CD : Failed to build transaction : setroubleshoot-server-3.2.3-1.fc19.i686 requires setools-libs-python >= 3.3.7-19

As of today (2013-03-27 11:00 UTC), there is no setools-libs-python package in the F19 compose:
https://dl.fedoraproject.org/pub/fedora/linux/development/19/i386/os/Packages/s/

>       setools-3.3.7-36.fc19.i686.rpm                                       25-Mar-2013 17:52   14K  RPM Package
>       setools-console-3.3.7-36.fc19.i686.rpm                               25-Mar-2013 17:50  178K  RPM Package
>       setools-devel-3.3.7-36.fc19.i686.rpm                                 25-Mar-2013 17:50  107K  RPM Package
>       setools-gui-3.3.7-36.fc19.i686.rpm                                   25-Mar-2013 17:52  325K  RPM Package
>       setools-libs-3.3.7-36.fc19.i686.rpm                                  25-Mar-2013 17:50  428K  RPM Package
>       setools-libs-tcl-3.3.7-36.fc19.i686.rpm                              25-Mar-2013 17:52  436K  RPM Package
>       setroubleshoot-3.2.3-1.fc19.i686.rpm                                 13-Mar-2013 07:06  121K  RPM Package
>       setroubleshoot-plugins-3.0.50-1.fc19.noarch.rpm                      16-Mar-2013 19:05  494K  RPM Package
>       setroubleshoot-server-3.2.3-1.fc19.i686.rpm                          13-Mar-2013 07:12  335K  RPM Package

$ yum provides 'setools-libs-python' --releasever=19
No Matches found

Either this is a bug in setroubleshoot (removed subpackage), or a bug in the compose.

Version-Release number of selected component (if applicable):
see above

Additional info:
setroubleshoot is a part of the standard LiveCD, so this influences our TC composes. Auto-accepting as an Alpha blocker.