[repo transaction] fix rollback behaviour as discussed on the mailing-list: instead of rollbacking automatically on Unauthorized/ValidationError, mark the transaction as uncommitable and disallow commiting

#! /bin/sh -e
 
case "$1" in
    remove)
	if [ -x "/etc/init.d/cubicweb-ctl" ]; then
	    invoke-rc.d cubicweb-ctl stop || true
	fi
    ;;
esac
 
#DEBHELPER#
 
exit 0