Fix inspect/plot for model metrics
Fix inspect/plot for model metrics

printedheart/h2o-flow,h2oai/h2o-flow,nilbody/h2o-flow,nilbody/h2o-flow,junwucs/h2o-flow,nilbody/h2o-flow,junwucs/h2o-flow,printedheart/h2o-flow,h2oai/h2o-flow,printedheart/h2o-flow,junwucs/h2o-flow