Fixed bug #68351 (PDO::PARAM_BOOL and ATTR_EMULATE_PREPARES misbehaving)
Partial fix for bug #68365 (zend_mm_heap corrupted after memory overflow in zend_hash_copy)
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Partial fix for bug #68365 (zend_mm_heap corrupted after memory overflow in zend_hash_copy)
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Partial fix for bug #68365 (zend_mm_heap corrupted after memory overflow in zend_hash_copy)
  Fixed bug #68351 (PDO::PARAM_BOOL and ATTR_EMULATE_PREPARES misbehaving)