API CHANGE Removed Member->setByCheckboxes()/setByCheckboxSetField(), Use setByIdList() and/or a CheckboxSetField instead
API CHANGE Removed Member->addManyByGroupID(), Use DataList->addMany() instead.
API CHANGE Removed Member->removeManyByGroupID(). Use DataList->removeMany() instead.
API CHANGE Removed Member->getGroupsFromIDs(). Use DataObject::get("Group")->byIds() instead.
API CHANGE Removed Member->addManyByCodename()/removeManyByCodename(). Don\'t rely on codename