Add -o name for commands which use printer to output results

Added a new printer which prints 'resource/name' pair of a given
object.

docs/user-guide/kubectl/kubectl_get.md

@@ -61,6 +61,9 @@ $ kubectl get pods
 # List all pods in ps output format with more information (such as node name).
 $ kubectl get pods -o wide
 
+# List all pods in resource/name format (such as pod/nginx).
+$ kubectl get pods -o name
+
 # List a single replication controller with specified NAME in ps output format.
 $ kubectl get replicationcontroller web
 
@@ -88,7 +91,7 @@ $ kubectl get rc/web service/frontend pods/web-pod-13je7
   -h, --help[=false]: help for get
   -L, --label-columns=[]: Accepts a comma separated list of labels that are going to be presented as columns. Names are case-sensitive. You can also use multiple flag statements like -L label1 -L label2...
       --no-headers[=false]: When using the default output, don't print headers.
-  -o, --output="": Output format. One of: json|yaml|template|templatefile|wide|jsonpath.
+  -o, --output="": Output format. One of: json|yaml|template|templatefile|wide|jsonpath|name.
       --output-version="": Output the formatted object with the given version (default api-version).
   -l, --selector="": Selector (label query) to filter on
   -a, --show-all[=false]: When printing, show all resources (default hide terminated pods.)
@@ -130,7 +133,7 @@ $ kubectl get rc/web service/frontend pods/web-pod-13je7
 
 * [kubectl](kubectl.md)	 - kubectl controls the Kubernetes cluster manager
 
-###### Auto generated by spf13/cobra at 2015-08-25 10:17:24.591177912 +0000 UTC
+###### Auto generated by spf13/cobra at 2015-08-26 09:03:39.972870101 +0000 UTC
 
 <!-- BEGIN MUNGE: GENERATED_ANALYTICS -->
 [![Analytics](https://kubernetes-site.appspot.com/UA-36037335-10/GitHub/docs/user-guide/kubectl/kubectl_get.md?pixel)]()