Allow resource.Builder commands to take arguments by type/name

Will allow xarg behavior to fetch resources across multiple types.
Changes 'create', 'get', 'update', 'stop', and 'delete' to output
<resourceType>/<name>.

pkg/kubectl/cmd/create.go

@@ -99,7 +99,7 @@ func RunCreate(f *Factory, out io.Writer, cmd *cobra.Command, filenames util.Str
 		}
 		count++
 		info.Refresh(obj, true)
-		fmt.Fprintf(out, "%s\n", info.Name)
+		fmt.Fprintf(out, "%s/%s\n", info.Mapping.Resource, info.Name)
 		return nil
 	})
 	if err != nil {