Refactor etcd Chart

Refactor etcd chart to align with OSH standards

Change-Id: Ie71fcf045b3ec896dcdd03bb3455fb85af8f2e7a

charts/etcd/templates/bin/_readiness.tpl

@@ -1,7 +1,20 @@
 #!/bin/sh
+# Copyright 2017 AT&T Intellectual Property.  All other rights reserved.
+#
+# 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.
 
 set -ex
 
-export ETCDCTL_ENDPOINTS=https://$POD_IP:{{ .Values.service.client.target_port }}
+export ETCDCTL_ENDPOINTS=https://$POD_IP:{{ .Values.network.service_client.target_port }}
 
 etcdctl endpoint health