add deprecation msg

cmd/kubernetes/kubernetes.go

@@ -80,6 +80,8 @@ func init() {
 
 	kubernetesConfigCmd.Flags().BoolVarP(&saveConfig, "save", "s", false, "save the config")
 	kubernetesConfigCmd.Flags().BoolVarP(&switchConfig, "switch", "i", false, "switch context to newly-created cluster")
+	kubernetesConfigCmd.Flags().MarkDeprecated("switch", "this flag is deprecated, KUBECONFIG is automatically switched to the newly created cluster config if the --save flag is set")
+	kubernetesConfigCmd.Flags().MarkHidden("switch")
 	kubernetesConfigCmd.Flags().BoolVarP(&overwriteConfig, "overwrite", "w", false, "overwrite the kubeconfig file")
 	kubernetesConfigCmd.Flags().StringVarP(&localPathConfig, "local-path", "p", fmt.Sprintf("%s/.kube/config", home), "local path to save the kubeconfig file")
 
@@ -92,6 +94,8 @@ func init() {
 	kubernetesCreateCmd.Flags().BoolVarP(&waitKubernetes, "wait", "w", false, "a simple flag (e.g. --wait) that will cause the CLI to spin and wait for the cluster to be ACTIVE")
 	kubernetesCreateCmd.Flags().BoolVarP(&saveConfigKubernetes, "save", "", false, "save the config")
 	kubernetesCreateCmd.Flags().BoolVarP(&mergeConfigKubernetes, "merge", "m", false, "merge the config with existing kubeconfig if it already exists.")
+	kubernetesCreateCmd.Flags().MarkDeprecated("merge", "this flag is deprecated, KUBECONFIG is automatically merged with the newly created cluster config if the --save flag is set")
+	kubernetesCreateCmd.Flags().MarkHidden("merge")
 	kubernetesCreateCmd.Flags().BoolVarP(&switchConfigKubernetes, "switch", "", false, "switch context to newly-created cluster")
 	kubernetesCreateCmd.Flags().StringVarP(&existingFirewall, "existing-firewall", "e", "", "optional, ID of existing firewall to use")
 	kubernetesCreateCmd.Flags().StringVarP(&rulesFirewall, "firewall-rules", "u", "default", "optional, can be used if the --create-firewall flag is set, semicolon-separated list of ports to open")