version: bump snapshot

conn: don't enable GRO on Linux < 5.12

device: optimize message encoding

device: add support for removing allowedips individually

version: bump snapshot

device: make unmarshall length checks exact

device: reduce RoutineHandshake allocations

rwcancel: fix wrong poll event flag on ReadyWrite

device: use rand.NewSource instead of rand.Seed

global: replaced unused function params with _

tun: darwin: fetch flags and mtu from if_msghdr directly

tun: use add-with-carry in checksumNoFold()

tun/netstack: cleanup network stack at closing time

tun/netstack: remove usage of pkt.IsNil()

mod: bump deps