private void detach_ActionPropertyOrganisations(ActionPropertyOrganisation entity)
 {
     this.SendPropertyChanging("ActionPropertyOrganisations");
     entity.ActionProperty = null;
 }
 private void attach_ActionPropertyOrganisations(ActionPropertyOrganisation entity)
 {
     this.SendPropertyChanging("ActionPropertyOrganisations");
     entity.Organisation = this;
 }