net/iodine: import from old packages

No further changes.
net/iodine: upgrade to version 0.7.0

This is compatible to 0.6.0-rc1 client and servers and fixes an
authentication bypass bug (CVE-2014-4168).

Signed-off-by: Uwe Kleine-König <uwe+openwrt@kleine-koenig.org>
net/iodine: grab maintainership and add license info

Signed-off-by: Uwe Kleine-König <uwe+openwrt@kleine-koenig.org>