Some amendments that make things work on current versions of Kubernetes.

Deployment-to-Kubernetes-and-Minikube.md

@@ -60,11 +60,14 @@ In order to deploy the docker image onto minikube in form of "pods" and "service
 **Create master POD**
 
 ```
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: weedmasterdeployment
 spec:
+  selector:
+    matchLabels:
+      app: haystack
   template: # create pods using pod definition in this template
     metadata:
       labels:
@@ -88,11 +91,14 @@ spec:
 **Create volume POD**
 
 ```
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: weedvolumedeployment
 spec:
+  selector:
+    matchLabels:
+      app: haystack
   template:
     metadata:
       labels: