netcode: interpolation is less dumb and stupid; also some ntp left over just in case

netcode fix: dumb stupid interpolation works when there's no inconsistent delay or loss or reordering of packets

netcode: readd interpolation

netcode: remove interpolation

netcode: rd3

feat(netcode-rewrite): remove interpolation

feat(netcode-rewrite): atttempt prediction

feat(netcode-rewrite): vastly improve client simulation accuracy