protected function rm__load_tables(array &$config, array $handlers) {
		if (isset($handlers['configure'])) {
			$conf = $handlers['configure'];
			if (is_array($conf)) {
				if (isset($conf['tables'])) {
					foreach ($conf['tables'] as $table) {
						$config['tables'][] = $table;
					}
				}
			}
			else { // callback
				$config = $conf($config);
			}
		}
	}