Centraldashboard/add uncaughtexception handler (#6203)
Centraldashboard/add uncaughtexception handler (#6203)

* Central dashboard - Add global uncaught exception handler

* fix comments
kubeflow/kubeflow,kubeflow/kubeflow,kubeflow/kubeflow,kubeflow/kubeflow,kubeflow/kubeflow,kubeflow/kubeflow