Merge branch 'master' of https://github.com/kubernetes/kubernetes.github.io into release-1.6

* 'master' of https://github.com/kubernetes/kubernetes.github.io: (21 commits)
  revert issue URL, turn into link
  docs/admin/authorization: remove duplicated phrase (#3045)
  update urls
  Fix a typo and update one url
  update urls
  update a url
  update urls
  update invalid links
  update some urls
  modify the url of RestartPolicy (#3034)
  Fix the url
  amend the url
  amend the readiness probes (#3031)
  modify the link url (#3030)
  change the url (#3029)
  Fix the typo.
  Fix the link url
  delete redundant example
  fix typo
  change a link's url
  ...

# Conflicts:
#	docs/admin/authorization/index.md

docs/concepts/storage/volumes.md

@@ -172,26 +172,6 @@ spec:
       path: /data
 ```
 
-#### Example pod
-
-```yaml
-apiVersion: v1
-kind: Pod
-metadata:
-  name: test-hostpath
-spec:
-  containers:
-  - image: myimage
-    name: test-container
-    volumeMounts:
-    - mountPath: /test-hostpath
-      name: test-volume
-  volumes:
-  - name: test-volume
-    hostPath:
-      path: /path/to/my/dir
-```
-
 ### gcePersistentDisk
 
 A `gcePersistentDisk` volume mounts a Google Compute Engine (GCE) [Persistent