applications/luci-splash: Add limited IPv6 Support

git-svn-id: http://svn.luci.subsignal.org/luci/trunk@9784 ab181a69-ba2e-0410-a84d-ff88ab4c47bc
contrib/freifunk-policyrouting: Use a new table 'localnets' for locally attached networks and populate it

git-svn-id: http://svn.luci.subsignal.org/luci/trunk@9785 ab181a69-ba2e-0410-a84d-ff88ab4c47bc