Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Fix bug #62759: Buggy grapheme_substr() on edge case

diff --cc NEWS
index 41762a9908b2fc026c39cca95850e36d8ceb8093,9ec6740f2dd79321907ddcb56178e35a0f00cbbb..75380b02d4e7d4a738bc1113c3eaa8d89d04505c
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -10,70 -10,16 +10,73 @@@ PH
    . Fixed bug #65066 (Cli server not responsive when responding with 422 http
      status code). (Adam)
  
 -- Intl: 
 +- GD
 +  . Fixed #65070 (bgcolor does not use the same format as the input image with
 +    imagerotate). (Pierre)
 +  . Fixed Bug #65060 (imagecreatefrom... crashes with user streams). (Remi)
 +  . Fixed Bug #65084 (imagecreatefromjpeg fails with URL). (Remi)
 +
++- Intl:
+   . Fixed bug #62759: Buggy grapheme_substr() on edge case. (Stas)
+ 
  - Sockets:
 -  . Implemented FR #63472 (Setting SO_BINDTODEVICE with socket_set_option). 
 +  . Implemented FR #63472 (Setting SO_BINDTODEVICE with socket_set_option).
      (Damjan Cvetko)
  
 -?? ??? 2013, PHP 5.4.17
 +20 Jun 2013, PHP 5.5.0
  
  - Core:
 +  . Added Zend Opcache extension and enable building it by default.
 +    More details here: https://wiki.php.net/rfc/optimizerplus. (Dmitry)
 +  . Added generators and coroutines (https://wiki.php.net/rfc/generators).
 +    (Nikita Popov)
 +  . Added "finally" keyword (https://wiki.php.net/rfc/finally). (Laruence)
 +  . Added simplified password hashing API
 +    (https://wiki.php.net/rfc/password_hash). (Anthony Ferrara)
 +  . Added support for constant array/string dereferencing. (Laruence)
 +  . Added array_column function which returns a column in a multidimensional
 +    array. https://wiki.php.net/rfc/array_column. (Ben Ramsey)
 +  . Added boolval(). (Jille Timmermans)
 +  . Added "Z" option to pack/unpack. (Gustavo)
 +  . Added Generator::throw() method. (Nikita Popov)
 +  . Added Class Name Resolution As Scalar Via "class" Keyword.
 +    (Ralph Schindler, Nikita Popov, Lars)
 +  . Added optional second argument for assert() to specify custom message. Patch
 +    by Lonny Kapelushnik (lonny@lonnylot.com). (Lars)
 +  . Added support for using empty() on the result of function calls and
 +    other expressions (https://wiki.php.net/rfc/empty_isset_exprs).
 +    (Nikita Popov)
 +  . Added support for non-scalar Iterator keys in foreach
 +    (https://wiki.php.net/rfc/foreach-non-scalar-keys). (Nikita Popov)
 +  . Added support for list in foreach (https://wiki.php.net/rfc/foreachlist).
 +    (Laruence)
 +  . Added support for changing the process's title in CLI/CLI-Server SAPIs.
 +    The implementation is more robust that the proctitle PECL module. More
 +    details here: https://wiki.php.net/rfc/cli_process_title. (Keyur)
 +  . Added ARMv7/v8 versions of various Zend arithmetic functions that are
 +    implemented using inline assembler (Ard Biesheuvel)
 +  . Added systemtap support by enabling systemtap compatible dtrace probes on
 +    linux. (David Soria Parra)
 +  . Optimized access to temporary and compiled VM variables. 8% less memory
 +    reads. (Dmitry)
 +  . The VM stacks for passing function arguments and syntaticaly nested calls
 +    were merged into a single stack. The stack size needed for op_array
 +    execution is calculated at compile time and preallocated at once. As result
 +    all the stack push operatins don't require checks for stack overflow
 +    any more. (Dmitry)
 +  . Improve set_exception_handler while doing reset. (Laruence)
 +  . Return previous handler when passing NULL to set_error_handler and
 +    set_exception_handler. (Nikita Popov)
 +  . Remove php_logo_guid(), php_egg_logo_guid(), php_real_logo_guid(),
 +    zend_logo_guid(). (Adnrew Faulds)
 +  . Drop Windows XP and 2003 support. (Pierre)
 +  . Implemented FR #64175 (Added HTTP codes as of RFC 6585). (Jonh Wendell)
 +  . Implemented FR #60738 (Allow 'set_error_handler' to handle NULL).
 +    (Laruence, Nikita Popov)
 +  . Implemented FR #60524 (specify temp dir by php.ini). (ALeX Kazik).
 +  . Implemented FR #46487 (Dereferencing process-handles no longer waits on
 +    those processes). (Jille Timmermans)
 +  . Fixed bug #65051 (count() off by one inside unset()). (Nikita)
    . Fixed bug #64988 (Class loading order affects E_STRICT warning). (Laruence)
    . Fixed bug #64966 (segfault in zend_do_fcall_common_helper_SPEC). (Laruence)
    . Fixed bug #64960 (Segfault in gc_zval_possible_root). (Laruence)