Remove fail2ban logs

src/freedombone-logging

     if [ -f /etc/fail2ban/fail2ban.conf ]; then
         sed -i 's|loglevel.*|loglevel = 1|g' /etc/fail2ban/fail2ban.conf
         sed -i 's|logtarget.*|logtarget = /dev/null|g' /etc/fail2ban/fail2ban.conf
+        shred -zu /var/log/fail2ban.*
     fi
 fi