Remove self-links with domain names in docs (#4299)

* Remove self-links with domain names in docs

Fixes #4191. Skipping the tutorials we import from kubernetes/examples.

Signed-off-by: Ahmet Alp Balkan <ahmetb@google.com>

* update federation/index.md user-guide links

* update assign-pod-node.md links

* update dns-pod-service.md link

* update link in jobs-run-to-completion.md

* update link in minikube.md

* update PS link in minikube.md

* update links in stackpoint.md

* update links in storage.md

* fix link in vsphere.md

* fix links in deprecation-policy.md

* Update pick-right-solution.md

* Update web-ui-dashboard.md

* Update ingress.md

* Update federation-service-discovery.md

* Update user-guide.md

* Update expose-external-ip-address.md

* Update README.md

* Update README.md

docs/getting-started-guides/ubuntu/storage.md

@@ -60,7 +60,7 @@ juju add-relation kubernetes-master ceph-mon
 ```
 
 We are now ready to enlist 
-[Persistent Volumes](http://kubernetes.io/docs/user-guide/persistent-volumes/)
+[Persistent Volumes](/docs/concepts/storage/persistent-volumes/)
 in Kubernetes which our workloads can consume via Persistent Volume (PV) claims.
 
 ```
@@ -84,8 +84,8 @@ test   50M          RWO       Available                              10s
 
 To consume these Persistent Volumes, your pods will need an associated
 Persistent Volume Claim with them, and is outside the scope of this README. See the
-[Persistent Volumes](http://kubernetes.io/docs/user-guide/persistent-volumes/)
+[Persistent Volumes](/docs/concepts/storage/persistent-volumes/)
 documentation for more information.
 {% endcapture %}
 
-{% include templates/task.md %}
+{% include templates/task.md %}