net/ipsec-tools: Import net/ipsec-tools from oldpackages

Signed-off-by: Noah Meyerhans <noahm@debian.org>
net/ipsec-tools: Update ipsec-tools to 0.8.2

Signed-off-by: Noah Meyerhans <noahm@debian.org>
net/ipsec-tools: Update configure.ac to force HAVE_POLICY_FWD=true, which is
appropriate on Linux but not properly detected in the openwrt build currently.

Signed-off-by: Noah Meyerhans <noahm@debian.org>
net/ipsec-tools: Update some makefile definitions per
https://github.com/openwrt/packages/blob/master/CONTRIBUTING.md to list me as
maintainer.

Signed-off-by: Noah Meyerhans <noahm@debian.org>
Merge pull request #209 from nmeyerhans/ipsec-tools-0.8.2

ipsec-tools: Re-introduce package ipsec-tools and update to v0.8.2