Fixed Bug#43926 (isInstance() isn't equivalent to instanceof operator)

Improved PHP binary size and startup speed with GCC4 visibility control (Nuno)

- MFH: Fixed bug #43960 (strtotime() returns timestamp in the future when given
a bogus string).

entry moved to 5_2

Fixed bug #43323 (Wrong count abstract methods). (Felipe, Dmitry)

BFN

BFN

- MFH Make SplObjectStorage implement ArrayAccess
[DOC]

- MFH: Added two optional parameters to timezone_transitions_get() /
DateTimeZone::getTranstions() to limit the range of transitions being
returned.

- MFH: Added date_timestamp_get() / DateTime::getTimestamp() to retrieve the
Unix timestamp belonging to a date object.

Better message

MFH:
[DOC] Add ability to store associative infor with objects in SplObjectStorage
- Add second parameter to SplObjectStorage::attach()
- Add SplObjectStorage::setInfo()
- Add SplObje

MFH:
[DOC] Add ability to store associative infor with objects in SplObjectStorage
- Add second parameter to SplObjectStorage::attach()
- Add SplObjectStorage::setInfo()
- Add SplObjectStorage::getInfo()

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- MFH: Added support for selectively listing timezone identifiers through
timezone_identifiers_list() / DateTimezone::listIdentifiers().

Fix html_entity_decode when converting numeric html entities, the numeric values for the extended characters don't correspond to that of windows-1251 and cp866.

Fixed bug #43426 (crash on nested call_user_func() calls)

Changed EG(argument_stack) implementation.

BFN

- MFH Bugfix #37076 (SimpleXML ignores .=). (felipe, marcus)

Added garbage collector

MFH: Add doxygen docs for SplDoublyLinkedList, SplStack, SplQueue

Changed exception handling. Now each op_array doesn't contain ZEND_HANDLE_EXCEPTION opcode in the end

- Added lcfirst() announcement.

Add note about new getopt() features

pcre 7.5 is in 5.2 branch as well

- Fixed bug #41599 (setTime() fails after modify() is used).