Rails.application.config.spree.promotions.rules << Spree::Promotion::Rules::UserIsReferred
Rails.application.config.spree.promotions.rules << Spree::Promotion::Rules::UserIsNotReferred
Rails.application.config.spree.promotions.rules << Spree::Promotion::Rules::NotTheSponsorshipOrder

Rails.application.config.spree.promotions.actions << Spree::Promotion::Actions::AddStoreCreditToReferrer
