Adds a module to a step. You must extend class WizardModule to add a new module.
checkout.addModuleToStep( {
step_url: ‘shipping/new_step’
, module: {
id: ‘new_module’
, index: 0
, classname: ‘OrderWizard.Module.Shipmethod’
, options: { container: ‘#wizard-step-content-right’}
}
})