first get base packages and those in /etc/fai/NFSROOT

the changed order also makes sources.list contain all entries

bin/fai-mirror

@@ -257,9 +257,9 @@ echo "Getting package information"
 apt-get $qflag $aptoptions update >/dev/null
 
 set-classes
+[ $add -eq 1 ] && add_base_packages
 echo "Downloading packages for classes:" $classes
 FAI=$FAI_CONFIGDIR install_packages -d $vflag
-[ $add -eq 1 ] && add_base_packages
 umount_dirs
 trap "" EXIT ERR
 [ $add -eq 0 ] && delete_base_packages