do use 'cleanup'variable to start cleaning
-rw-r--r-- 1316 LICENSE
-rw-r--r-- 2874 jail-update.conf
-rwxr-xr-x 1639 jail_update.sh
-rwxr-xr-x 1039 portupgrade.sh
-rwxr-xr-x 1014 update_stage0.sh
-rwxr-xr-x 514 update_stage1.sh
-rwxr-xr-x 1230 update_stagep.sh