Description of problem:
Apper checks for updates on live system. I did not see this on GNOME live.

Version-Release number of selected component (if applicable):
Fedora 19 TC2 KDE live

How reproducible:
Always

Steps to Reproduce:
1. Run Fedora 19 TC2 KDE Live
2.
3.
  
Actual results:
Update manager checks for updates

Expected results:
Update manager does not check for updates on live system

Additional info:
Proposing as F19 Beta Blocker per criterion:
"The default update manager in release-blocking desktops must not periodically check for updates when the system is booted live, but must periodically check for updates when running on an installed system"