Log Message:
Update php55 to 5.5.5.

17 Oct 2013, PHP 5.5.5

- Core:
  . Fixed bug #64979 (Wrong behavior of static variables in closure generators).
    (Nikita)
  . Fixed bug #65322 (compile time errors won't trigger auto loading). (Nikita)
  . Fixed bug #65821 (By-ref foreach on property access of string offset
    segfaults). (Nikita)

- CLI server:
  . Fixed bug #65633 (built-in server treat some http headers as
    case-sensitive). (Adam)
  . Fixed bug #65818 (Segfault with built-in webserver and chunked transfer
    encoding). (Felipe)
  . Added application/pdf to PHP CLI Web Server mime types (Chris Jones)

- Datetime:
  . Fixed bug #64157 (DateTime::createFromFormat() reports confusing error
    message). (Boro Sitnikovski)
  . Fixed bug #65502 (DateTimeImmutable::createFromFormat returns DateTime).
    (Boro Sitnikovski)
  . Fixed bug #65548 (Comparison for DateTimeImmutable doesn't work).
    (Boro Sitnikovski)

- DBA extension:
  . Fixed bug #65708 (dba functions cast $key param to string in-place,
    bypassing copy on write). (Adam)

- Filter:
  . Add RFC 6598 IPs to reserved addresses. (Sebastian Nohn)
  . Fixed bug #64441 (FILTER_VALIDATE_URL rejects fully qualified domain names).
    (Syra)

- FTP:
  . Fixed bug #65667 (ftp_nb_continue produces segfault). (Philip Hofstetter)

- GD
  . Ensure that the defined interpolation method is used with the generic
    scaling methods. (Pierre)

- IMAP:
  . Fixed bug #65721 (configure script broken in 5.5.4 and 5.4.20 when enabling
    imap). (ryotakatsuki at gmail dot com)

- OPcache:
  . Added support for GNU Hurd. (Svante Signell)
  . Added function opcache_compile_file() to load PHP scripts into cache
    without execution. (Julien)
  . Fixed bug #65845 (Error when Zend Opcache Optimizer is fully enabled).
    (Dmitry)
  . Fixed bug #65665 (Exception not properly caught when opcache enabled).
    (Laruence)
  . Fixed bug #65510 (5.5.2 crashes in _get_zval_ptr_ptr_var). (Dmitry)
  . Fixed issue #135 (segfault in interned strings if initial memory is too
    low). (Julien)

- Sockets:
  . Fixed bug #65808 (the socket_connect() won't work with IPv6 address).
    (Mike)

- SPL:
  . Fix bug #64782 (SplFileObject constructor make $context optional / give it
    a default value). (Nikita)

- Standard:
  . Fixed bug #61548 (content-type must appear at the end of headers for 201
    Location to work in http). (Mike)

- XMLReader:
  . Fixed bug #51936 (Crash with clone XMLReader). (Mike)
  . Fixed bug #64230 (XMLReader does not suppress errors). (Mike)

- Build system:
  . Fixed bug #51076 (race condition in shtool's mkdir -p implementation).
    (Mike, Raphael Geissert)
  . Fixed bug #62396 ('make test' crashes starting with 5.3.14 (missing
    gzencode())). (Mike)