conf에 return hint 추가

메시지 전송 준비

d_setting/conf.orig.php

@@ -4,6 +4,11 @@ require_once(__dir__.'/../e_lib/meekrodb.2.3.class.php.php');
 require_once(__dir__.'/../e_lib/phpmailer5/class.phpmailer.php');
 require_once(__dir__.'/../e_lib/phpmailer5/class.smtp.php');
 
+/**
+ * DB 객체 생성
+ * 
+ * @return MeekroDB 
+ */
 function newRootDB(){
     $host = '_host_';
     $user = '_user_';