update commented examples just remove $

docs/user-guide/kubectl/kubectl_annotate.md

@@ -60,23 +60,23 @@ kubectl annotate [--overwrite] (-f FILENAME | TYPE NAME) KEY_1=VAL_1 ... KEY_N=V
 ```
 # Update pod 'foo' with the annotation 'description' and the value 'my frontend'.
 # If the same annotation is set multiple times, only the last value will be applied
-$ kubectl annotate pods foo description='my frontend'
+kubectl annotate pods foo description='my frontend'
 
 # Update a pod identified by type and name in "pod.json"
-$ kubectl annotate -f pod.json description='my frontend'
+kubectl annotate -f pod.json description='my frontend'
 
 # Update pod 'foo' with the annotation 'description' and the value 'my frontend running nginx', overwriting any existing value.
-$ kubectl annotate --overwrite pods foo description='my frontend running nginx'
+kubectl annotate --overwrite pods foo description='my frontend running nginx'
 
 # Update all pods in the namespace
-$ kubectl annotate pods --all description='my frontend running nginx'
+kubectl annotate pods --all description='my frontend running nginx'
 
 # Update pod 'foo' only if the resource is unchanged from version 1.
-$ kubectl annotate pods foo description='my frontend running nginx' --resource-version=1
+kubectl annotate pods foo description='my frontend running nginx' --resource-version=1
 
 # Update pod 'foo' by removing an annotation named 'description' if it exists.
 # Does not require the --overwrite flag.
-$ kubectl annotate pods foo description-
+kubectl annotate pods foo description-
 ```
 
 ### Options
@@ -129,7 +129,7 @@ $ kubectl annotate pods foo description-
 
 * [kubectl](kubectl.md)	 - kubectl controls the Kubernetes cluster manager
 
-###### Auto generated by spf13/cobra on 14-Feb-2016
+###### Auto generated by spf13/cobra on 29-Feb-2016
 
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