fix bug #64146 (serialize incorrectly saving objects when they are
cloned)
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  fix bug #64146 (serialize incorrectly saving objects when they are cloned)
Merge branch 'PHP-5.5'

* PHP-5.5:
  fix bug #64146 (serialize incorrectly saving objects when they are cloned)