code: func addImplicitMetaPolicyDefaults(cg *cb.ConfigGroup) {
  	addPolicy(cg, policies.ImplicitMetaMajorityPolicy(channelconfig.AdminsPolicyKey), channelconfig.AdminsPolicyKey)
  	addPolicy(cg, policies.ImplicitMetaAnyPolicy(channelconfig.ReadersPolicyKey), channelconfig.AdminsPolicyKey)
  	addPolicy(cg, policies.ImplicitMetaAnyPolicy(channelconfig.WritersPolicyKey), channelconfig.AdminsPolicyKey)
  }
docs: // addImplicitMetaPolicyDefaults adds the Readers/Writers/Admins policies, with Any/Any/Majority rules respectively.