v1.6.6

Changelog

5b78b34 Add explicit import as required by go 1.17 (#295)
8690614 Add function to access remote connection pool (#311)
bbb1c46 Add missing tags to protocol reference
233a981 Adjust logging and metrics to match earlier versions (#297)
eeea3b5 Better timeout handling (#299)
8d296e6 Bump golang.org/x/crypto from 0.0.0-20201221181555-eec23a3978ad to 0.1.0
7b22d2e Bump golang.org/x/net from 0.1.0 to 0.7.0
85d125c Bump gopkg.in/yaml.v2 from 2.2.2 to 2.2.8
4c30a19 Enable concurrent outstanding RPC requests (#300)
3497362 Enable configuration of maxConnPendingRequests (#291)
d4df7ff Fix protocol reference
2693c99 Merge pull request #289 from cloudflare/nicky/readme-updates
6fe9f93 Merge pull request #303 from cloudflare/dependabot/go_modules/gopkg.in/yaml.v2-2.2.8
2f23be9 Merge pull request #304 from cloudflare/nicky/misc-err-handling
b42ffe1 Merge pull request #305 from cloudflare/nicky/eof
1a9e350 Merge pull request #308 from jyn514/patch-1
b0d09c4 Merge pull request #309 from jyn514/protocool
6283573 Merge pull request #310 from cloudflare/nicky/conn-closed-func
d032fad Merge pull request #312 from cloudflare/dependabot/go_modules/golang.org/x/crypto-0.1.0
7106a15 Merge pull request #313 from cloudflare/dependabot/go_modules/golang.org/x/net-0.7.0
9876502 Merge pull request #314 from cloudflare/nicky/goreleaser-pkcs11
baf9921 Merge pull request #315 from cloudflare/nicky/bump-deps
efe7771 Remove connection pools (#292)
705f0cb Remove internal ECDSA package (#283)
dea0289 Restore the request by opcode metrics (#298)
5fe30ce Restore timeout handling to connection read and write (#293)
1c828f2 Return early if we cannot set the deadline (#296)
bb79ea6 SECENG-9843 start publishing rpm packages via goreleaser
9685871 Separate forwarding and expand concurrency (#290)
a3b3963 Update go.yml
7545d34 Upgrade deps to avoid go mod tidy error (#307)
10bef9f add func to check if conn is closed
ee2afff add goreleaser snapshot and release action, enable pkcs11 in goreleaser builds
ce70013 add some error wrapping
329b43a bump go version in ci
6006312 bump go version to 1.17 in go.mod
46ea7a6 certmetrics: add label indicating where the cert came from (e.g. filepath)
1349e10 chore: bump dependencies
854e370 downgrade log level of noisy EOF errors
c68eba9 update deb packaging to use gz
c663d10 update readme to point to HSM portion of developer docs