Updated to_dict and from_dict in NonConvergingErrorHandler with nionic_steps and change_algo
Updated to_dict and from_dict in NonConvergingErrorHandler with nionic_steps and change_algo

materialsproject/custodian,xhqu1981/custodian,specter119/custodian,materialsproject/custodian,davidwaroquiers/custodian,alberthxf/custodian,specter119/custodian,materialsproject/custodian,specter119/custodian