mention the changes regarding ReflectionClass::newInstanceWithoutConstructor in UPGRADING
see the discussion on the mailing list and in the pull request for details:
https://github.com/php/php-src/pull/733
Merge branch 'PHP-5.6'

* PHP-5.6:
  mention the changes regarding ReflectionClass::newInstanceWithoutConstructor in UPGRADING see the discussion on the mailing list and in the pull request for details: https://github.com/php/php-src/pull/733
Fix bug #67858: Leak when $php_errormsg already set
improve the grammar for my recent UPGRADING note
Merge branch 'PHP-5.6'

* PHP-5.6:
  improve the grammar for my recent UPGRADING note
Fixed bug #67856 (Leak when using array_reduce with by-ref function)
Fixed bug #66985: Some timezones are no longer valid in PHP 5.5.10.
Fixed bug #67109: First uppercase letter breaks date string parsing.
BFN.
Improved error message
Merge branch 'datetimebugs' into PHP-5.5
Merge branch 'PHP-5.5' into PHP-5.6
Merge branch 'PHP-5.6'
C89 compat
Merge branch 'master' of git.php.net:php-src

# By Derick Rethans (3) and Dmitry Stogov (1)
# Via Derick Rethans (3) and Dmitry Stogov (1)
* 'master' of git.php.net:php-src:
  Improved error message
  BFN.
  Fixed bug #67109: First uppercase letter breaks date string parsing.
  Fixed bug #66985: Some timezones are no longer valid in PHP 5.5.10.
Bump version to 7.0.0

Follow up for d9f3eac
Fixed encoding support
fix wrong pointer indirection
Merge branch 'master' of git.php.net:php-src

# By Dmitry Stogov
# Via Dmitry Stogov
* 'master' of git.php.net:php-src:
  Fixed encoding support
added missing define