Update php53 to 5.3.26.

06 Jun 2013, PHP 5.3.26

- Core:
  . Fixed bug #64879 (Heap based buffer overflow in quoted_printable_encode,
    CVE 2013-2110). (Stas)

- Calendar:
  . Fixed bug #64895 (Integer overflow in SndToJewish). (Remi)

- FPM:
  . Fixed some possible memory or resource leaks and possible null dereference
    detected by code coverity scan. (Remi)
  . Log a warning when a syscall fails. (Remi)

- MySQLi:
  . Fixed bug #64726 (Segfault when calling fetch_object on a use_result and DB
    pointer has closed). (Laruence)

- Phar
  . Fixed bug #64214 (PHAR PHPTs intermittently crash when run on DFS, SMB or
    with non std tmp dir). (Pierre)

- Streams:
  . Fixed bug #64770 (stream_select() fails with pipes returned by proc_open()
    on Windows x64). (Anatol)

- Zend Engine:
  . Fixed bug #64821 (Custom Exception crash when internal properties
    overridden). (Anatol)

(taca)