Replaces removed constraint in each population.

        See :func:`vespa.stars.StarPopulation.replace_constraint`

def replace_constraint(self,name,**kwargs):
        """
        Replaces removed constraint in each population.

        See :func:`vespa.stars.StarPopulation.replace_constraint`

        """

        for pop in self.poplist:
            pop.replace_constraint(name,**kwargs)
        if name not in self.constraints:
            self.constraints.append(name)