Issue

• Why test_system_config_firewall always show warning message even when the recommended configuration from warning message displayed by oo-diagnostics has already been done as below:

WARN: test_system_config_firewall
         Using system-config-firewall and lokkit with OpenShift is not recommended.
         To continue using lokkit please ensure the following custom rules are
         installed in /etc/sysconfig/system-config-firewall:

         --custom-rules=ipv4:filter:/etc/openshift/system-config-firewall-compat
         --custom-rules=ipv4:filter:/etc/openshift/iptables.filter.rules
         --custom-rules=ipv4:nat:/etc/openshift/iptables.nat.rules