Use name generation on pods via replication controllers

The generated name is '<controllerName>-%s', unless controllerName-
would be long enough to cause a validation error.

test/integration/client_test.go

@@ -87,6 +87,9 @@ func TestClient(t *testing.T) {
 
 		// get a validation error
 		pod := &api.Pod{
+			ObjectMeta: api.ObjectMeta{
+				GenerateName: "test",
+			},
 			Spec: api.PodSpec{
 				Containers: []api.Container{
 					{