path normalization & small bug fix

~dev_rating/modules/account/classes/Kohana/Account.php

 <?php
 
-require($_SERVER['DOCUMENT_ROOT'].'/modules/mail/vendor/PHPMailer/PHPMailerAutoload.php');
+require(DOCROOT.'/modules/mail/vendor/PHPMailer/PHPMailerAutoload.php');
 
 function gradeSendMail($subject, $body, $sendToEmail, $sendToName) {
     $mail = new PHPMailer;

~dev_rating/modules/account/classes/Model/Kohana/Account.php

@@ -160,7 +160,7 @@ class Model_Kohana_Account extends Model
 //        foreach ($res as $value) {
 //            $count = $value['Num'];
 //        }
-        $count = $res['Num'];
+        $count = $res[0]['Num'];
         return $count == 1;
     }