Fixed apiVersion inconsistency (kubernetes#6187)

* update support version from 1.7.0 to 1.8.0

* Added apiVersion comment.

Author: Umesh Yadav

docs/concepts/overview/working-with-objects/nginx-deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2 # for versions before 1.7.0 use apps/v1beta1
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: nginx-deployment

docs/concepts/workloads/controllers/daemonset.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: DaemonSet
 metadata:
   name: fluentd-elasticsearch

docs/concepts/workloads/controllers/frontend.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2 # for versions before 1.6.0 use extensions/v1beta1
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: ReplicaSet
 metadata:
   name: frontend

docs/tasks/run-application/deployment-patch-demo.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: patch-demo

docs/tasks/run-application/deployment-scale.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: nginx-deployment

docs/tasks/run-application/deployment-update.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: nginx-deployment

docs/tasks/run-application/deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: nginx-deployment

docs/tasks/run-application/mysql-deployment.yaml

@@ -20,7 +20,7 @@ spec:
     requests:
       storage: 20Gi
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: mysql

docs/tasks/run-application/mysql-statefulset.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: StatefulSet
 metadata:
   name: mysql

docs/tutorials/stateful-application/mysql-wordpress-persistent-volume/mysql-deployment.yaml

@@ -25,7 +25,7 @@ spec:
     requests:
       storage: 20Gi
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: wordpress-mysql

docs/tutorials/stateful-application/mysql-wordpress-persistent-volume/wordpress-deployment.yaml

@@ -25,7 +25,7 @@ spec:
     requests:
       storage: 20Gi
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: wordpress

docs/tutorials/stateful-application/web.yaml

@@ -13,7 +13,7 @@ spec:
   selector:
     app: nginx
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: StatefulSet
 metadata:
   name: web

docs/tutorials/stateful-application/webp.yaml

@@ -13,7 +13,7 @@ spec:
   selector:
     app: nginx
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: StatefulSet
 metadata:
   name: web

docs/tutorials/stateful-application/zookeeper.yaml

@@ -38,7 +38,7 @@ spec:
       app: zk
   maxUnavailable: 1
 ---
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: StatefulSet
 metadata:
   name: zk

docs/tutorials/stateless-application/guestbook/frontend-deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: frontend

docs/tutorials/stateless-application/guestbook/redis-master-deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: redis-master

docs/tutorials/stateless-application/guestbook/redis-slave-deployment.yaml

@@ -1,4 +1,4 @@
-apiVersion: apps/v1beta2
+apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
 kind: Deployment
 metadata:
   name: redis-slave