Log Message:
Import net/ruby-ipaddress into pkgsrc.

IPAddress is a Ruby library designed to make the use of IPv4 and IPv6
addresses simple, powerful and enjoyable. It provides a complete set
of methods to handle IP addresses for any need, from simple scripting
to full network design.

IPAddress is written with a full OO interface, and its code is easy to
read, maintain and extend. The documentation is full of examples, to
let you start being productive immediately.