Remove unused timestep parameter in ModelSet.converged
Remove unused timestep parameter in ModelSet.converged

tomalrussell/smif,tomalrussell/smif,nismod/smif,willu47/smif,nismod/smif,willu47/smif,nismod/smif,willu47/smif,tomalrussell/smif,nismod/smif,willu47/smif,tomalrussell/smif