remove ipsets that are no longer used in install_iptables_setup.sh
remove ipsets that are no longer used in install_iptables_setup.sh

firewalla/firewalla,firewalla/firewalla,firewalla/firewalla,MelvinTo/firewalla,MelvinTo/firewalla,MelvinTo/firewalla,firewalla/firewalla,MelvinTo/firewalla,firewalla/firewalla,MelvinTo/firewalla