Changes since 1.3.6

1. Comments in the common.def file have been updated.

2. icmp.def deimplemented

3. FORWARDPING implemented.

4. Made MULTIPORT work with iptables 1.2.7

5. Corrected ADD_SNAT_ALIASES

6. Work around iptables 1.2.7 protocol match bug.

7. Remove themes from documentation and web site.

8. Comments in the interfaces file improved.

9. Typo in the policy file corrected.

10. Loopback class A added to rfc1918.