make device management service visible outside the cluster via nodePort / expose grpc port / fix typos / update version

Change-Id: I19d37ae55f7b904b9843e15026b2d943bc0beebe
diff --git a/nem-monitoring/templates/importer-deployment.yaml b/nem-monitoring/templates/importer-deployment.yaml
index 0e7703b..0744c4f 100644
--- a/nem-monitoring/templates/importer-deployment.yaml
+++ b/nem-monitoring/templates/importer-deployment.yaml
@@ -20,7 +20,7 @@
   labels:
     release: {{ .Release.Name }}
 spec:
-  replicas: {{ .Values.device_management_replicas }}
+  replicas: {{ .Values.nem_device_management_replicas }}
   template:
     metadata:
       labels:
@@ -35,3 +35,13 @@
             - containerPort: 8080
               port: 8080
               protocol: TCP
+            - containerPort: 50051
+              port: 50051
+              protocol: TCP
+          env:
+          - name: DEVICE_MANAGEMENT_DESTIP
+            valueFrom:
+              fieldRef:
+                fieldPath: status.hostIP
+          - name: DEVICE_MANAGEMENT_DESTPORT
+            value: "{{ .Values.nem_device_management_httpPort }}"