Support K8s 1.13.0

Author: rjeberhard

site/README.md

@@ -6,5 +6,6 @@ If you wish to view documentation for an older version, please see:
 
 * [Version 1.0](v1.0)
 * [Version 1.1](v1.1)
+* [Version 2.0](v2.0)
 
 For a guide to the operator project, refer to this [README](../README.md).

site/user-guide.md

@@ -94,7 +94,7 @@ Oracle recommends careful consideration before deciding to expose any administra
 
 ## Prerequisites
 
-* Kubernetes 1.10.11+, 1.11.5+, and 1.12.3+  (check with `kubectl version`).
+* Kubernetes 1.10.11+, 1.11.5+, 1.12.3+, and 1.13.0+  (check with `kubectl version`).
 * Flannel networking v0.9.1-amd64 (check with `docker images | grep flannel`).
 * Docker 18.03.1.ce (check with `docker version`).
 * Helm 2.8.2+ (check with `helm version`).