packer warning !!

thanks Sergey for packer feature is very good :D i like it you are great.

here small warning to fix :

Strict Standards: Declaration of CobaltModelPack::delete() should be compatible with JModelAdmin::delete(&$pks) in C:\xampp\htdocs\prolist\administrator\components\com_cobalt\models\pack.php on line 16

i get it when i add a new pack.