CRS-09451
-q model name = Optional model provided by user.
If a model is not provided, the current model is calibrated.
If a model is provided, then an existing model is calibrated if one exists.
If a model is provided, and it does not exist, then an existing model is cloned, and the cloned model is calibrated.
If a model is not provided, the current model is calibrated.
If a model is provided, then an existing model is calibrated if one exists.
If a model is provided, and it does not exist, then an existing model is cloned, and the cloned model is calibrated.