Merge branch 'PHP-5.5'

* PHP-5.5:
  Slight performance improvement
Merge branch 'master' of git.php.net:php-src

* 'master' of git.php.net:php-src:
  Two tests deactivated until #63688 was fixed
Merge branch 'PHP-5.5' of git.php.net:php-src into PHP-5.5

* 'PHP-5.5' of git.php.net:php-src:
  Two tests deactivated until #63688 was fixed
Fixed comments
Merge branch 'PHP-5.5'

* PHP-5.5:
  Fixed comments
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Fixed bug #63680 (Memleak in splfixedarray with cycle reference)

Conflicts:
	NEWS
Merge branch 'PHP-5.5'

* PHP-5.5:
  Fixed bug #63680 (Memleak in splfixedarray with cycle reference)
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  Use get_gc instead of hacks of get_properties
Merge branch 'PHP-5.5'

* PHP-5.5:
  Use get_gc instead of hacks of get_properties
Merge branch 'PHP-5.4' into PHP-5.5
Merge branch 'PHP-5.5'
Add UConverter class (ICU's UConverter API)

RFC at http://wiki.php.net/rfc/uconverter
Invoke re2c with --no-generation-date to prevent unintentional / unnecessary changes in generated files.
Merge branch 'PHP-5.5'
Leftover: Invoke re2c with --no-generation-date to prevent unintentional / unnecessary changes in generated files.
Merge branch 'PHP-5.5'
Generatirs are going to be used less than regular functions
Merge branch 'PHP-5.5'

* PHP-5.5:
  Generatirs are going to be used less than regular functions
Cleanup NEWS
Merge branch 'PHP-5.4' into PHP-5.5