fixed debug output

~dev_rating/application/classes/Controller/DeanOffice/Bill.php

@@ -13,7 +13,6 @@ class Controller_DeanOffice_Bill extends Controller_Environment_DeanOffice
         $table = [];
 
         $iter = 0;
-        echo Debug::vars(Model_Rating::getRatesForStudentsGroup(365, 11));
 
         foreach ($disciplines as &$dis) {
             $disInfo = Model_Discipline::getDisciplineRateInfo($dis['ID']);