Description of problem:
* Upgrade of Satellite (<= 5.2.0) to 5.3.0
* Redeploy configuration settings step:

# perl rhn-load-config.pl 
config osa-dispatcher.jabber_server not in master config list in PXT::Config at /usr/lib/perl5/vendor_perl/5.8.5/PXT/Config.pm line 163.
Generating RHN Satellite configuration dictionary
Can't locate object method "generate_satcon_dict" via package "RHN::SatInstall" at rhn-load-config.pl line 59.

Version-Release number of selected component (if applicable):
rhn-upgrade-5.3.0.4-1

How reproducible:
Always

Steps to Reproduce:
1. Install 5.2.0 or older Satellite
2. Upgrade to 5.3.0
3. Proceed with upgrade all the way to the point where you have to run
rhn-load-config.pl to redeploy configuration settings.
  
Actual results:
Error above

Expected results:
Error telling "Can't locate object method "generate_satcon_dict" ...
will not be present.

Additional info:
RHN::SatInstall::generate_satcon_dict was moved from rhn-base to
/usr/bin/spacewalk-setup some time between 5.2.0 and 5.3.0.