Comparative Throughput Testing Including NAT, SQM, WireGuard, and OpenVPN

There's a cool new cake patch someone needs to slam into openwrt, here:

https://lists.bufferbloat.net/pipermail/cake/2020-May/005257.html

There was also a patch to wireguard that went by earlier, which has hopefully also made it in....

To answer the sqm question, yes, dang it, sqm is essentially single threaded. I'd love some help towards making a multicore shaper. Fq_codel_fast helpers, test and testers?

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