Add 'golangci-lint' to tools (#1024)

go.mod

@@ -8,15 +8,13 @@ require (
 	github.com/Masterminds/sprig v2.22.0+incompatible
 	github.com/Microsoft/go-winio v0.4.14 // indirect
 	github.com/containerd/containerd v1.2.9 // indirect
-	github.com/davecgh/go-spew v1.1.1
 	github.com/docker/docker v1.4.2-0.20190916154449-92cc603036dd
 	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/docker/go-units v0.4.0 // indirect
 	github.com/dustinkirkland/golang-petname v0.0.0-20170921220637-d3c2ba80e75e
-	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-test/deep v1.0.1
 	github.com/gogo/protobuf v1.3.1 // indirect
-	github.com/golang/groupcache v0.0.0-20190129154638-5b532d6fd5ef // indirect
+	github.com/golangci/golangci-lint v1.21.0
 	github.com/google/shlex v0.0.0-20181106134648-c34317bd91bf
 	github.com/gophercloud/gophercloud v0.2.0 // indirect
 	github.com/gorilla/context v1.1.1 // indirect
@@ -26,12 +24,10 @@ require (
 	github.com/imdario/mergo v0.3.7 // indirect
 	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
 	github.com/magiconair/properties v1.8.1
-	github.com/mattn/go-colorable v0.1.4 // indirect
 	github.com/mattn/go-isatty v0.0.10 // indirect
 	github.com/mattn/go-runewidth v0.0.4 // indirect
 	github.com/mitchellh/copystructure v1.0.0 // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
-	github.com/onsi/ginkgo v1.10.1 // indirect
 	github.com/onsi/gomega v1.7.0
 	github.com/opencontainers/image-spec v1.0.1 // indirect
 	github.com/pkg/errors v0.8.1
@@ -41,18 +37,11 @@ require (
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.4.0
 	github.com/xlab/treeprint v0.0.0-20181112141820-a009c3971eca
-	go.uber.org/atomic v1.4.0 // indirect
-	go.uber.org/zap v1.10.0 // indirect
-	golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392 // indirect
-	golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3
 	golang.org/x/net v0.0.0-20190923162816-aa69164e4478
 	golang.org/x/sys v0.0.0-20191025090151-53bf42e6b339 // indirect
-	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
-	golang.org/x/tools v0.0.0-20191025023517-2077df36852e
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
+	golang.org/x/tools v0.0.0-20191025023517-2077df36852e // indirect
 	gopkg.in/yaml.v2 v2.2.4
 	gotest.tools v2.2.0+incompatible
-	honnef.co/go/tools v0.0.1-2019.2.3
 	k8s.io/api v0.0.0-20191016110408-35e52d86657a
 	k8s.io/apiextensions-apiserver v0.0.0-20191016113550-5357c4baaf65
 	k8s.io/apimachinery v0.0.0-20191004115801-a2eda9f80ab8