go1.17.11
* Default to go1.17.11 * `go mod vendor` Co-authored-by: dm-2 <45519614+dm-2@users.noreply.github.com>
golangci-lint
gosimple
govet
unused
* Add `golangci-lint`, fix `gosimple`, `govet` and `unused` linter complaints * Go 1.16 * Update copyright dates