Backs up internal DB and spool to /var/backups/cgrates/.

Run manually:
    sudo -u cgrates /usr/share/cgrates/scripts/cgrates-backup

Run daily via cron:
    echo '0 2 * * * cgrates /usr/share/cgrates/scripts/cgrates-backup' | sudo tee /etc/cron.d/cgrates-backup

Configuration defaults are in cgrates-backup in this directory.
Copy to /etc/default/cgrates-backup to override:
    sudo cp /usr/share/cgrates/conf/backup/cgrates-backup /etc/default/cgrates-backup
