Draft for Kubernetes support (#138)

Fixes #64
* Draft for Kubernetes support
* fix image name
* Update kubernetes.md
* Basic outline of kubernetes howto both quickstart and production

docs/kubernetes-production/postgresql-deployment.yaml

@@ -0,0 +1,17 @@
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: postgresql-master
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: postgresql
+        role: datastore
+    spec:
+      containers:
+      - name: functions-postgresql
+        image: postgres
+        ports:
+        - containerPort: 5432