Use i18n for clusterctl command descriptions and update dep

Gopkg.toml

@@ -53,6 +53,10 @@ required = [
   name = "k8s.io/client-go"
   branch = "release-6.0"
 
+[[constraint]]
+  name = "k8s.io/kubernetes"
+  branch = "release-1.9"
+
 # client-go needs this version
 [[constraint]]
   name = "github.com/Azure/go-autorest"

clusterctl/cmd/create.go

@@ -18,12 +18,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
 )
 
 var createCmd = &cobra.Command{
 	Use:   "create",
-	Short: "Create a cluster API resource",
-	Long:  `Create a cluster API resource with one command`,
+	Short: i18n.T("Create a cluster API resource"),
+	Long:  i18n.T("Create a cluster API resource with one command"),
 }
 
 func init() {

clusterctl/cmd/create_cluster.go

@@ -21,6 +21,7 @@ import (
 	"github.com/golang/glog"
 	"github.com/spf13/cobra"
 	"io/ioutil"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
 	"sigs.k8s.io/cluster-api/clusterctl/clusterdeployer"
 	clusterv1 "sigs.k8s.io/cluster-api/pkg/apis/cluster/v1alpha1"
 	"sigs.k8s.io/cluster-api/util"
@@ -35,8 +36,8 @@ var co = &CreateOptions{}
 
 var createClusterCmd = &cobra.Command{
 	Use:   "cluster",
-	Short: "Create kubernetes cluster",
-	Long:  `Create a kubernetes cluster with one command`,
+	Short: i18n.T("Create kubernetes cluster"),
+	Long:  i18n.T("Create a kubernetes cluster with one command"),
 	Run: func(cmd *cobra.Command, args []string) {
 		if co.Cluster == "" {
 			exitWithHelp(cmd, "Please provide yaml file for cluster definition.")

clusterctl/cmd/delete.go

@@ -18,12 +18,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
 )
 
 var deleteCmd = &cobra.Command{
 	Use:   "delete",
-	Short: "Delete a cluster API resource",
-	Long:  `Delete a cluster API resource with one command`,
+	Short: i18n.T("Delete a cluster API resource"),
+	Long:  i18n.T("Delete a cluster API resource with one command"),
 }
 
 func init() {

clusterctl/cmd/delete_cluster.go

@@ -19,6 +19,7 @@ package cmd
 import (
 	"github.com/golang/glog"
 	"github.com/spf13/cobra"
+	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
 	"sigs.k8s.io/cluster-api/errors"
 )
 
@@ -31,8 +32,8 @@ var do = &DeleteOptions{}
 func NewCmdDeleteCluster() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "delete",
-		Short: "Delete kubernetes cluster",
-		Long:  `Delete a kubernetes cluster with one command`,
+		Short: i18n.T("Delete kubernetes cluster"),
+		Long:  i18n.T("Delete a kubernetes cluster with one command"),
 		Run: func(cmd *cobra.Command, args []string) {
 			if do.ClusterName == "" {
 				exitWithHelp(cmd, "Please provide cluster name.")