modusers: load default values from var.tar (refs #1958, #2007)

git-svn-id: file:///var/svn/freetz/trunk@10013 149334a1-2f27-0410-a3b9-fc62619ac1e6
7360 SL: no more "annex b" in image name (refs r10012)

git-svn-id: file:///var/svn/freetz/trunk@10014 149334a1-2f27-0410-a3b9-fc62619ac1e6