add en pages

content/en/docs/tasks/administer-cluster/cluster-management.md

@@ -3,20 +3,20 @@ reviewers:
 - lavalamp
 - thockin
 title: Cluster Management
-content_template: templates/concept
+content_type: concept
 ---
 
-{{% capture overview %}}
+<!-- overview -->
 
 This document describes several topics related to the lifecycle of a cluster: creating a new cluster,
 upgrading your cluster's
 master and worker nodes, performing node maintenance (e.g. kernel upgrades), and upgrading the Kubernetes API version of a
 running cluster.
 
-{{% /capture %}}
 
 
-{{% capture body %}}
+
+<!-- body -->
 
 ## Creating and configuring a Cluster
 
@@ -224,4 +224,4 @@ kubectl convert -f pod.yaml --output-version v1
 
 For more options, please refer to the usage of [kubectl convert](/docs/reference/generated/kubectl/kubectl-commands#convert) command.
 
-{{% /capture %}}
+