HomogeneousDirichletBCFactory grins_factory_no_slip("no_slip")
HomogeneousDirichletBCFactory grins_factory_pinned("pinned")
HomogeneousDirichletBCFactory grins_factory_pinned_old_style("pinned_old_style")
HomogeneousDirichletBCFactory grins_factory_no_slip_old_style("no_slip_old_style")
HomogeneousDirichletBCFactory grins_factory_homogeneous_dirichlet("homogeneous_dirichlet")