Upstream bugs and workarounds

[karalabe]

This issue is meant as a collection to track upstream bugs in Go and the workarounds/hacks used to circumvent them so they can be fixed when upstream fixes arrive.

• Go #5395
  Querying the network interface addresses, Windows returns IPAddrs instead IPNets
  • https://github.com/project-iris/iris/blob/master/proto/iris/overlay.go#L74
  • https://github.com/project-iris/iris/blob/master/proto/pastry/overlay.go#L135