Log Message:
Update php53 to 5.3.27 (PHP 5.3.27).

11-Jul-2013

Core:

* Fixed bug #64966 (segfault in zend_do_fcall_common_helper_SPEC).
* Fixed bug #64960 (Segfault in gc_zval_possible_root).
* Fixed bug #64934 (Apache2 TS crash with get_browser()).
* Fixed bug #63186 (compile failure on netbsd).

DateTime:

* Fixed bug #53437 (Crash when using unserialized DatePeriod instance).

PDO_firebird:

* Fixed bug #64037 (Firebird return wrong value for numeric field).
* Fixed bug #62024 (Cannot insert second row with null using parametrized
  query).

PDO_pgsql:

* Fixed bug #64949 (Buffer overflow in _pdo_pgsql_error).

pgsql:

* Fixed bug #64609 (pg_convert enum type support).

SPL:

* Fixed bug #64997 (Segfault while using RecursiveIteratorIterator on 64-bits
  systems).

XML:

* Fixed bug #65236 (heap corruption in xml parser).