Merge branch 'PHP-5.5' of https://git.php.net/repository/php-src into PHP-5.5

# By Michael Wallner (2) and others
# Via Christopher Jones (4) and others
* 'PHP-5.5' of https://git.php.net/repository/php-src:
  Make 'make distclean' remove the downloaded pear PHAR
  fix test
  fix memleak on resetting rebind_proc
  Fix bug #64979: Wrong behavior of static variables in closure generators
  Fix bug #65322: compile time errors won't trigger auto loading
  5.5.4 release date
  5.4.20 release date