fix broken cluster/centos and enhance the style

run hack/verify-boilerplate.sh, fix the Copyright

cluster/centos/deployAddons.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+# Copyright 2015 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# deploy the add-on services after the cluster is available
+
+set -e
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
+source "config-default.sh"
+KUBECTL="${KUBE_ROOT}/cluster/kubectl.sh"
+export KUBECTL_PATH="${KUBE_ROOT}/cluster/centos/binaries/kubectl"
+export KUBE_CONFIG_FILE=${KUBE_CONFIG_FILE:-${KUBE_ROOT}/cluster/centos/config-default.sh}
+
+function deploy_dns {
+  echo "Deploying DNS on Kubernetes"
+  sed -e "s/\\\$DNS_REPLICAS/${DNS_REPLICAS}/g;s/\\\$DNS_DOMAIN/${DNS_DOMAIN}/g;" "${KUBE_ROOT}/cluster/addons/dns/skydns-rc.yaml.sed" > skydns-rc.yaml
+  sed -e "s/\\\$DNS_SERVER_IP/${DNS_SERVER_IP}/g" "${KUBE_ROOT}/cluster/addons/dns/skydns-svc.yaml.sed" > skydns-svc.yaml
+
+  KUBEDNS=`eval "${KUBECTL} get services --namespace=kube-system | grep kube-dns | cat"`
+      
+  if [ ! "$KUBEDNS" ]; then
+    # use kubectl to create skydns rc and service
+    ${KUBECTL} --namespace=kube-system create -f skydns-rc.yaml 
+    ${KUBECTL} --namespace=kube-system create -f skydns-svc.yaml
+
+    echo "Kube-dns rc and service is successfully deployed."
+  else
+    echo "Kube-dns rc and service is already deployed. Skipping."
+  fi
+
+  echo
+}
+
+function deploy_dashboard {
+    if ${KUBECTL} get rc -l k8s-app=kubernetes-dashboard --namespace=kube-system | grep kubernetes-dashboard-v &> /dev/null; then
+        echo "Kubernetes Dashboard replicationController already exists"
+    else
+        echo "Creating Kubernetes Dashboard replicationController"
+        ${KUBECTL} create -f ${KUBE_ROOT}/cluster/addons/dashboard/dashboard-controller.yaml
+    fi
+
+    if ${KUBECTL} get service/kubernetes-dashboard --namespace=kube-system &> /dev/null; then
+        echo "Kubernetes Dashboard service already exists"
+    else
+        echo "Creating Kubernetes Dashboard service"
+        ${KUBECTL} create -f ${KUBE_ROOT}/cluster/addons/dashboard/dashboard-service.yaml
+    fi
+
+  echo
+}
+
+
+if [ "${ENABLE_CLUSTER_DNS}" == true ]; then
+  deploy_dns
+fi
+
+if [ "${ENABLE_CLUSTER_UI}" == true ]; then
+  deploy_dashboard
+fi
+