NEWS

PHP                                                                        NEWS
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?? ??? ????, PHP 8.4.0beta1

- Core:
  . Updated build system scripts config.guess to 2024-07-27 and config.sub to
    2024-05-27. (Peter Kokot)
  . Fixed bug GH-15240 (Infinite recursion in trait hook). (ilutov)
  . Fixed bug GH-15140 (Missing variance check for abstract set with asymmetric
    type). (ilutov)
  . Fixed bug GH-15181 (Disabled output handler is flushed again). (cmb)
  . Passing E_USER_ERROR to trigger_error() is now deprecated. (Girgias)
  . Fixed bug GH-15292 (Dynamic AVX detection is broken for MSVC). (nielsdos)
  . Using "_" as a class name is now deprecated. (Girgias)

- Curl:
  . Added constants CURL_HTTP_VERSION_3 (libcurl 7.66) and CURL_HTTP_VERSION_3ONLY
    (libcurl 7.88) as options for CURLOPT_HTTP_VERSION (Ayesh Karunaratne)

- Date:
  . Constants SUNFUNCS_RET_TIMESTAMP, SUNFUNCS_RET_STRING, and SUNFUNCS_RET_DOUBLE
    are now deprecated. (Jorg Sowa)

- DBA:
  . Passing null or false to dba_key_split() is deprecated. (Grigias)

- DOM:
  . Fixed bug GH-15192 (Segmentation fault in dom extension
    (html5_serializer)). (nielsdos)
  . Deprecated DOM_PHP_ERR constant. (nielsdos)
  . Removed DOMImplementation::getFeature(). (nielsdos)
  . Fixed bug GH-15331 (Element::$substitutedNodeValue test failed). (nielsdos)

- Hash:
  . Deprecated passing incorrect data types for options to ext/hash functions.
    (nielsdos)
  . Added SSE2 and SHA-NI implementation of SHA-256. (timwolla, Colin Percival,
    Graham Percival)

- Mysqli:
  . The mysqli_ping() function and mysqli::ping() method are now deprecated,
    as the reconnect feature was removed in PHP 8.2. (Kamil Tekiela)
  . The mysqli_kill() function and mysqli::kill() method are now deprecated.
    If this functionality is needed a SQL "KILL" command can be used instead.
    (Kamil Tekiela)
  . The mysqli_refresh() function and mysqli::refresh() method are now deprecated.
    If this functionality is needed a SQL "FLUSH" command can be used instead.
    (Kamil Tekiela)
  . Passing explicitly the $mode parameter to mysqli_store_result() has been
    deprecated. As the MYSQLI_STORE_RESULT_COPY_DATA constant was only used in
    conjunction with this function it has also been deprecated. (Girgias)

- PHPDBG:
  . array out of bounds, stack overflow handled for segfault handler on windows.
    (David Carlier)

- Random:
  . lcg_value() is now deprecated. (timwolla)

- Readline:
  . Fixed bug #51558 (Shared readline build fails). (Peter Kokot)

- Session:
  . INI settings session.sid_length and session.sid_bits_per_character are now
    deprecated. (timwolla)

- SOAP:
  . Passing an int to SoapServer::addFunction() is now deprecated.
    If all PHP functions need to be provided flatten the array returned by
    get_defined_functions(). (Girgias)
  . The SOAP_FUNCTIONS_ALL constant is now deprecated. (Girgias)

- Sockets:
  . Added IP_PORTRANGE* constants for BSD systems to control ephemeral port
    ranges. (David Carlier)

- SPL:
  . The SplFixedArray::__wakeup() method has been deprecated as it implements
    __serialize() and __unserialize() which need to be overwritten instead.
    (TysonAndre)
  . Passing a non-empty string for the $enclosure parameter of:
    - SplFileObject::setCsvControl()
    - SplFileObject::fputcsv()
    - SplFileObject::fgetcsv()
    is now deprecated. (Girgias)

- Standard:
  . Unserializing the uppercase 'S' tag is now deprecated. (timwolla)
  . Enables crc32 auxiliary detection on OpenBSD. (David Carlier)
  . Passing a non-empty string for the $enclosure parameter of:
    - fputcsv()
    - fgetcsv()
    - str_getcsv()
    is now deprecated. (Girgias)
  . The str_getcsv() function now throws ValueErrors when the $separator and
    $enclosure arguments are not one byte long, or if the $escape is not one
    byte long or the empty string. This aligns the behaviour to be identical
    to that of fputcsv() and fgetcsv(). (Girgias)

- Streams:
  . Implemented GH-15155 (Stream context is lost when custom stream wrapper is
    being filtered). (Quentin Dreyer)

- XML:
  . The xml_set_object() function has been deprecated. (Girgias)
  . Passing non-callable strings to the xml_set_*_handler() functions is now
    deprecated. (Girgias)

01 Aug 2024, PHP 8.4.0alpha4

- GMP:
  . RFC: Change GMP bool cast behavior. (Saki Takamachi)

01 Aug 2024, PHP 8.4.0alpha3

- Core:
  . Fix GH-14978 (The xmlreader extension phpize build). (Peter Kokot)
  . Throw Error exception when encountering recursion during comparison, rather
    than fatal error. (ilutov)
  . Added missing cstddef include for C++ builds. (cmb)
  . Fixed bug GH-15108 (Segfault when destroying generator during shutdown).
    (Arnaud)
  . Fixed bug GH-15275 (Crash during GC of suspended generator delegate).
    (Arnaud)

- BCMath:
  . Adjust bcround()'s $mode parameter to only accept the RoundingMode
    enum. (timwolla, saki)

- DOM:
  . Fix trampoline leak in xpath callables. (nielsdos)
  . Throw instead of silently failing when creating a too long text node in
    (DOM)ParentNode and (DOM)ChildNode. (nielsdos)

- FPM:
  . /dev/poll events.mechanism for Solaris/Illumos setting had been retired.
    (David Carlier)

- GMP:
  . The GMP class is now final and cannot be extended anymore. (Girgias)

- Intl:
  . Added SpoofChecker::setAllowedChars to set unicode chars ranges.
    (David Carlier)
  . Fixed bug GH-15087 (IntlChar::foldCase()'s $option is not optional). (cmb)

- Opcache:
  . Fixed bug GH-13775 (Memory leak possibly related to opcache SHM placement).
    (Arnaud, nielsdos)

- OpenSSL:
  . Bumped minimum required OpenSSL version to 1.1.0. (cmb)

- PDO_FIREBIRD:
  . Added Pdo\Firebird::ATTR_API_VERSION. (SakiTakamachi)
  . Added getApiVersion() and removed from getAttribute().
    (SakiTakamachi)
  . Supported Firebird 4.0 datatypes. (sim1984)

- PGSQL:
  . pg_convert/pg_insert/pg_update/pg_delete ; regexes are now cached.
    (David Carlier)

- Random:
  . Fixed bug GH-15094 (php_random_default_engine() is not C++ conforming).
    (cmb)

- Readline:
  . Fixed readline_info, rl_line_buffer_length/rl_len globals on update.
    (David Carlier)

- Standard:
  . Fix references in request_parse_body() options array. (nielsdos)
  . Add RoundingMode enum. (timwolla, saki)

- Tidy:
  . Failures in the constructor now throw exceptions rather than emitting
    warnings and having a broken object. (nielsdos)
  . Add tidyNode::getNextSibling() and tidyNode::getPreviousSibling().
    (nielsdos)

- XMLReader:
  . Fixed bug GH-15123 (var_dump doesn't actually work on XMLReader).
    (nielsdos)

- XSL:
  . Fix trampoline leak in xpath callables. (nielsdos)

18 Jul 2024, PHP 8.4.0alpha2

- Core:
  . Fixed bug GH-14801 (Fix build for armv7). (andypost)
  . Implemented property hooks RFC. (ilutov)

- DOM:
  . Improve support for template elements. (nielsdos)

- GD:
  . Check overflow/underflow for imagescale/imagefilter. (David Carlier)

- LibXML:
  . Added LIBXML_NO_XXE constant. (nielsdos)

- Opcache:
  . Fixed bug GH-14873 (PHP 8.4 min function fails on typed integer).
    (nielsdos)

- PDO:
  . Fixed bug GH-14792 (Compilation failure on pdo_* extensions).
    (Peter Kokot)

- Standard:
  . Change highlight_string() and print_r() return type to string|true. (Ayesh)

- Windows:
  . Update the icon of the Windows executables, e.g. php.exe. (Ayesh,
    Nurudin Imširović)

- XML:
  . Fixed bug #81481 (xml_get_current_byte_index limited to 32-bit numbers on
    64-bit builds). (nielsdos)

04 Jul 2024, PHP 8.4.0alpha1

- BCMath:
  . [RFC] Add bcfloor, bcceil and bcround to BCMath. (Saki Takamachi)
  . Improve performance. (Saki Takamachi, nielsdos)

- Core:
  . Added zend_call_stack_get implementation for NetBSD, DragonFlyBSD,
    Solaris and Haiku. (David Carlier)
  . Enabled ifunc checks on FreeBSD from the 12.x releases. (Freaky)
  . Changed the type of PHP_DEBUG and PHP_ZTS constants to bool. (haszi)
  . Fixed bug GH-13142 (Undefined variable name is shortened when contains \0).
    (nielsdos)
  . Fixed bug GH-13178 (Iterator positions incorrect when converting packed
    array to hashed). (ilutov)
  . Fixed zend fiber build for solaris default mode (32 bits). (David Carlier)
  . Fixed zend call stack size for macOs/arm64. (David Carlier)
  . Added support for Zend Max Execution Timers on FreeBSD. (Kévin Dunglas)
  . Ensure fiber stack is not backed by THP. (crrodriguez)
  . Implement GH-13609 (Dump wrapped object in WeakReference class). (nielsdos)
  . Added sparc64 arch assembly support for zend fiber. (Claudio Jeker)
  . Fixed GH-13581 no space available for TLS on NetBSD. (Paul Ripke)
  . Added fiber Sys-V loongarch64 support. (qiangxuhui)
  . Adjusted closure names to include the parent function's name. (timwolla)
  . Improve randomness of uploaded file names and files created by tempnam().
    (Arnaud)
  . Added gc and shutdown callbacks to zend_mm custom handlers.
    (Florian Engelhardt)
  . Fixed bug GH-14650 (Compute the size of pages before allocating memory).
    (Julien Voisin)
  . Fixed bug GH-11928 (The --enable-re2c-cgoto doesn't add the -g flag).
    (Peter Kokot)
  . Added the #[\Deprecated] attribute. (beberlei, timwolla)
  . Fixed GH-11389 (Allow suspending fibers in destructors). (Arnaud, trowski)

- Curl:
  . Deprecated the CURLOPT_BINARYTRANSFER constant. (divinity76)
  . Bumped required libcurl version to 7.61.0. (Ayesh)
  . Added feature_list key to the curl_version() return value. (Ayesh)

- Date:
  . Added DateTime[Immutable]::createFromTimestamp. (Marc Bennewitz)
  . Added DateTime[Immutable]::[get|set]Microsecond. (Marc Bennewitz)

- DOM:
  . Added DOMNode::compareDocumentPosition(). (nielsdos)
  . Implement #53655 (Improve speed of DOMNode::C14N() on large XML documents).
    (nielsdos)
  . Fix cloning attribute with namespace disappearing namespace. (nielsdos)
  . Implement DOM HTML5 parsing and serialization RFC. (nielsdos)
  . Fix DOMElement->prefix with empty string creates bogus prefix. (nielsdos)
  . Handle OOM more consistently. (nielsdos)
  . Implemented "Improve callbacks in ext/dom and ext/xsl" RFC. (nielsdos)
  . Added DOMXPath::quote() static method. (divinity76)
  . Implemented opt-in ext/dom spec compliance RFC. (nielsdos)
  . Fixed bug #79701 (getElementById does not correctly work with duplicate
    definitions). (nielsdos)
  . Implemented "New ext-dom features in PHP 8.4" RFC. (nielsdos)
  . Fixed GH-14698 (segfault on DOM node dereference). (David Carlier)

- Fileinfo:
  . Update to libmagic 5.45. (nielsdos)
  . Fixed bug #65106 (PHP fails to compile ext/fileinfo). (Guillaume Outters)

- FPM:
  . Implement GH-12385 (flush headers without body when calling flush()).
    (nielsdos)
  . Added DragonFlyBSD system to the list which set FPM_BACKLOG_DEFAULT
    to SOMAXCONN. (David Carlier)

- FTP:
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Fixed bug #63937 (Upload speed 10 times slower with PHP). (nielsdos)

- GD:
  . Fix parameter numbers and missing alpha check for imagecolorset().
    (Giovanni Giacobbi)
  . imagepng/imagejpeg/imagewep/imageavif now throw an exception on
    invalid quality parameter. (David Carlier)

- Gettext:
  . bind_textdomain_codeset, textdomain and d(*)gettext functions
    now throw an exception on empty domain. (David Carlier)

- Hash:
  . Changed return type of hash_update() to true. (nielsdos)
  . Added HashContext::__debugInfo(). (timwolla)

- IMAP:
  . Moved to PECL. (Derick Rethans)

- Intl:
  . Added IntlDateFormatter::PATTERN constant. (David Carlier)
  . Fixed Numberformatter::__construct when the locale is invalid, now
    throws an exception. (David Carlier)
  . Added NumberFormatter::ROUND_TOWARD_ZERO and ::ROUND_AWAY_FROM_ZERO as
    aliases for ::ROUND_DOWN and ::ROUND_UP. (Jorg Sowa)
  . Added NumberFormatter::ROUND_HALFODD. (Ayesh Karunaratne)
  . Added PROPERTY_IDS_UNARY_OPERATOR, PROPERTY_ID_COMPAT_MATH_START and
    PROPERTY_ID_COMPAT_MATH_CONTINUE constants. (David Carlier)
  . Added IntlDateFormatter::getIanaID/intltz_get_iana_id method/function.
    (David Carlier)
  . Set to C++17 standard for icu 74 and onwards. (David Carlier)
  . resourcebundle_get(), ResourceBundle::get(), and accessing offsets on a
    ResourceBundle object now throw:
    - TypeError for invalid offset types
    - ValueError for an empty string
    - ValueError if the integer index does not fit in a signed 32 bit integer
  . ResourceBundle::get() now has a tentative return type of:
    ResourceBundle|array|string|int|null
  . Added the new Grapheme function grapheme_str_split. (youkidearitai)
  . Added IntlDateFormatter::parseToCalendar. (David Carlier)

- LDAP:
  . Added LDAP_OPT_X_TLS_PROTOCOL_MAX/LDAP_OPT_X_TLS_PROTOCOL_TLS1_3
    constants. (StephenWall)

- LibXML:
  . Added LIBXML_RECOVER constant. (nielsdos)
  . libxml_set_streams_context() now throws immediately on an invalid context
    instead of at the use-site. (nielsdos)

- MBString:
  . Added mb_trim, mb_ltrim and mb_rtrim. (Yuya Hamada)
  . Added mb_ucfirst and mb_lcfirst. (Yuya Hamada)
  . Updated Unicode data tables to Unicode 15.1. (Ayesh Karunaratne)

- MySQLnd:
  . Fixed bug GH-13440 (PDO quote bottleneck). (nielsdos)
  . Fixed bug GH-10599 (Apache crash on Windows when using a self-referencing
    anonymous function inside a class with an active mysqli connection).
    (nielsdos)

- Opcache:
  . Added large shared segments support for FreeBSD. (David Carlier)
  . If JIT is enabled, PHP will now exit with a fatal error on startup in case
    of JIT startup initialization issues. (danog)
  . Increased the maximum value of opcache.interned_strings_buffer to 32767 on
    64bit archs. (Arnaud)
  . Fixed bug GH-13834 (Applying non-zero offset 36 to null pointer in
    zend_jit.c). (nielsdos)
  . Fixed bug GH-14361 (Deep recursion in zend_cfg.c causes segfault).
    (nielsdos)

- OpenSSL:
  . Fixed bug #80269 (OpenSSL sets Subject wrong with extraattribs parameter).
    (Jakub Zelenka)
  . Implement request #48520 (openssl_csr_new - allow multiple values in DN).
    (Jakub Zelenka)
  . Introduced new serial_hex parameter to openssl_csr_sign. (Jakub Zelenka,
    Florian Sowade)
  . Added X509_PURPOSE_OCSP_HELPER and X509_PURPOSE_TIMESTAMP_SIGN constants.
    (Vincent Jardin)
  . Bumped minimum required OpenSSL version to 1.1.1. (Ayesh Karunaratne)
  . Added compile-time option --with-openssl-legacy-provider to enable legacy
    provider. (Adam Saponara)
  . Added support for Curve25519 + Curve448 based keys. (Manuel Mausz)
  . Fixed bug GH-13343 (openssl_x509_parse should not allow omitted seconds in
    UTCTimes). (Jakub Zelenka)

- Output:
  . Clear output handler status flags during handler initialization. (haszi)
  . Fixed bug with url_rewriter.hosts not used by output_add_rewrite_var().
    (haszi)

- PCNTL:
  . Added pcntl_setns for Linux. (David Carlier)
  . Added pcntl_getaffinity/pcntl_setaffinity. (David Carlier)
  . Updated pcntl_get_signal_handler signal id upper limit to be
    more in line with platforms limits. (David Carlier)
  . Added pcntl_getcpu for Linux/FreeBSD/Solaris/Illumos. (David Carlier)
  . Added pcntl_getqos_class/pcntl_setqos_class for macOs. (David Carlier)
  . Added SIGCKPT/SIGCKPTEXIT constants for DragonFlyBSD. (David Carlier)
  . Added FreeBSD's SIGTRAP handling to pcntl_siginfo_to_zval. (David Carlier)
  . Added POSIX pcntl_waitid. (Vladimir Vrzić)

- PCRE:
  . Upgrade bundled pcre2lib to version 10.43. (nielsdos)
  . Add "/r" modifier. (Ayesh)
  . Upgrade bundled pcre2lib to version 10.44. (Ayesh)

- PDO:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Implemented PDO driver-specific subclasses RFC. (danack, kocsismate)
  . Added support for PDO driver-specific SQL parsers. (Matteo Beccati)

- PDO_DBLIB:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Added class Pdo\DbLib. (danack, kocsismate)

- PDO_FIREBIRD:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Feature: Add transaction isolation level and mode settings to pdo_firebird.
    (SakiTakamachi)
  . Added class Pdo\Firebird. (danack, kocsismate)

- PDO_MYSQL:
  . Fixed setAttribute and getAttribute. (SakiTakamachi)
  . Added class Pdo\Mysql. (danack, kocsismate)
  . Added custom SQL parser. (Matteo Beccati)

- PDO_ODBC:
  . Added class Pdo\Odbc. (danack, kocsismate)

- PDO_PGSQL:
  . Fixed GH-12423, DSN credentials being prioritized over the user/password
    PDO constructor arguments. (SakiTakamachi)
  . Fixed native float support with pdo_pgsql query results. (Yurunsoft)
  . Added class Pdo\Pgsql. (danack, kocsismate)
  . Retrieve the memory usage of the query result resource. (KentarouTakeda)
  . Added Pdo\Pgsql::setNoticeCallBack method to receive DB notices.
    (outtersg)
  . Added custom SQL parser. (Matteo Beccati)

- PDO_SQLITE:
  . Added class Pdo\Sqlite. (danack, kocsismate)
  . Fixed bug #81227 (PDO::inTransaction reports false when in transaction).
    (nielsdos)
  . Added custom SQL parser. (Matteo Beccati)

- PGSQL:
  . Added the possibility to have no conditions for pg_select. (OmarEmaraDev)
  . Persistent connections support the PGSQL_CONNECT_FORCE_RENEW flag.
    (David Carlier)
  . Added pg_result_memory_size to get the query result memory usage.
    (KentarouTakeda)
  . Added pg_change_password to alter an user's password. (David Carlier)
  . Added pg_put_copy_data/pg_put_copy_end to send COPY commands and signal
    the end of the COPY. (David Carlier)
  . Added pg_socket_poll to poll on the connection. (David Carlier)
  . Added pg_jit to get infos on server JIT support. (David Carlier)
  . Added pg_set_chunked_rows_size to fetch results per chunk. (David Carlier)

- Phar:
  . Fixed bug GH-12532 (PharData created from zip has incorrect timestamp).
    (nielsdos)

- POSIX:
  . Added POSIX_SC_CHILD_MAX and POSIX_SC_CLK_TCK constants. (Jakub Zelenka)
  . Updated posix_isatty to set the error number on file descriptors.
    (David Carlier)

- PSpell:
  . Moved to PECL. (Derick Rethans)

- Reflection:
  . Implement GH-12908 (Show attribute name/class in ReflectionAttribute dump).
    (nielsdos)
  . Make ReflectionGenerator::getFunction() legal after generator termination.
    (timwolla)
  . Added ReflectionGenerator::isClosed(). (timwolla)

- SimpleXML:
  . Fixed bug GH-12192 (SimpleXML infinite loop when getName() is called
    within foreach). (nielsdos)
  . Fixed bug GH-12208 (SimpleXML infinite loop when a cast is used inside a
    foreach). (nielsdos)
  . Fixed bug #55098 (SimpleXML iteration produces infinite loop). (nielsdos)
  . Fix signature of simplexml_import_dom(). (nielsdos)

- Sockets:
  . Added multicast group support for ipv4 on FreeBSD. (jonathan@tangential.ca)
  . Added the TCP_SYNCNT constant for Linux to set number of attempts to send
    SYN packets from the client. (David Carlier)
  . Added the SO_EXCLBIND constant for exclusive socket binding on illumos/solaris.
    (David Carlier)
  . Updated the socket_create_listen backlog argument default value to SOMAXCONN.
    (David Carlier)
  . Added the SO_NOSIGPIPE constant to control the generation of SIGPIPE for
    macOs and FreeBSD. (David Carlier)
  . Added SO_LINGER_SEC for macOs, true equivalent of SO_LINGER in other platforms.
    (David Carlier)
  . Add close-on-exec on socket created with socket_accept on unixes. (David Carlier)

- SNMP:
  . Removed the deprecated inet_ntoa call support. (David Carlier)

- SOAP:
  . Add support for clark notation for namespaces in class map. (lxShaDoWxl)
  . Mitigate #51561 (SoapServer with a extented class and using sessions,
    lost the setPersistence()). (nielsdos)
  . Fixed bug #49278 (SoapClient::__getLastResponseHeaders returns NULL if
    wsdl operation !has output). (nielsdos)
  . Fixed bug #44383 (PHP DateTime not converted to xsd:datetime). (nielsdos)
  . Fixed bug GH-11941 (soap with session persistence will silently fail when
    "session" built as a shared object). (nielsdos)

- Sockets:
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Added the SO_EXECLUSIVEADDRUSE windows constant. (David Carlier)
  . Added the SOCK_CONN_DGRAM/SOCK_DCCP netbsd constants. (David Carlier)

- Sodium:
  . Add support for AEGIS-128L and AEGIS-256. (jedisct1)
  . Enable AES-GCM on aarch64 with the ARM crypto extensions. (jedisct1)

- SPL:
  . Implement SeekableIterator for SplObjectStorage. (nielsdos)

- Standard:
  . Implement GH-12188 (Indication for the int size in phpinfo()). (timwolla)
  . Partly fix GH-12143 (Incorrect round() result for 0.49999999999999994).
    (timwolla)
  . Fix GH-12252 (round(): Validate the rounding mode). (timwolla)
  . Increase the default BCrypt cost to 12. (timwolla)
  . Fixed bug GH-12592 (strcspn() odd behaviour with NUL bytes and empty mask).
    (nielsdos)
  . Removed the deprecated inet_ntoa call support. (David Carlier)
  . Cast large floats that are within int range to int in number_format so
    the precision is not lost. (Marc Bennewitz)
  . Add support for 4 new rounding modes to the round() function. (Jorg Sowa)
  . debug_zval_dump() now indicates whether an array is packed. (Max Semenik)
  . Fix GH-12143 (Optimize round). (SakiTakamachi)
  . Changed return type of long2ip to string from string|false. (Jorg Sowa)
  . Fix GH-12143 (Extend the maximum precision round can handle by one digit).
    (SakiTakamachi)
  . Added the http_get_last_response_headers() and
    http_clear_last_response_headers() that allows retrieving the same content
    as the magic $http_response_header variable.
  . Add php_base64_encode_ex() API. (Remi)
  . Implemented "Raising zero to the power of negative number" RFC. (Jorg Sowa)
  . Added array_find(), array_find_key(), array_all(), and array_any(). (josh)

- XML:
  . Added XML_OPTION_PARSE_HUGE parser option. (nielsdos)

- XMLReader:
  . Declares class constant types. (Ayesh)
  . Add XMLReader::fromStream(), XMLReader::fromUri(), XMLReader::fromString(). (nielsdos)

- XMLWriter:
  . Add XMLWriter::toStream(), XMLWriter::toUri(), XMLWriter::toMemory(). (nielsdos)

- XSL:
  . Implement request #64137 (XSLTProcessor::setParameter() should allow both
    quotes to be used). (nielsdos)
  . Implemented "Improve callbacks in ext/dom and ext/xsl" RFC. (nielsdos)
  . Added XSLTProcessor::$maxTemplateDepth and XSLTProcessor::$maxTemplateVars.
    (nielsdos)

<<< NOTE: Insert NEWS from last stable release here prior to actual release! >>>