Fixed bug #64342 ZipArchive::addFile() has to check for file existence
Merge branch 'PHP-5.3' into PHP-5.4

* PHP-5.3:
  Fixed bug #64342 ZipArchive::addFile() has to check for file existence
updated NEWS
Merge branch 'PHP-5.4' of git.php.net:php-src into PHP-5.4