- Metrics tracked in #11.
- Timeout and retransmits covered in #21.
- Dependency injection doesn't make sense at this scale.
- `-1` on `GenerateKeyPair` means "this doesn't make sense for Ed25519,
please crash if anyone ever tried to generate RSA keys".
ghstack-source-id: 8951628351
Pull Request resolved: https://github.com/certusone/wormhole/pull/66