Fix student model

~dev_rating/application/classes/Model/Student.php

@@ -28,7 +28,7 @@
 class Model_Student extends Model_Container
 {
     protected function getRawData($id) {
-        $this->ID = $id;
+        $this->data[self::$ID_FIELD] = $id;
         $sql = 'CALL `Student_GetInfo`(:id)';
         $info = DB::query(Database::SELECT, $sql)
             ->param(':id', $this->ID)->execute();