Merge branch 'master' of git.php.net:php-src

* 'master' of git.php.net:php-src: (22 commits)
  add bundled libzip LICENSE, as required by BSD License terms
  Avoid copy in func_get_arg()
  - Updated to version 2013.8 (2013h)
  Use zval* instead of zval**
  Increased limit for opcache.max_accelerated_files to 1,000,000. (Chris)
  Improved performance of array_merge() by eliminating useless copying
  Improved performance of func_get_args() by eliminating useless copying
  fix limitation of upload size == (U)INT_MAX in CGI
  Link to more readmes
  test commit
  increase backlog to the highest value everywhere
  Update NEWS
  Fixed bug #65950 Field name truncation if the field name is bigger than 32 characters
  - test3
  - test commit 2
  - test commit1
  ldap_escape() notes
  - Updated to version 2013.7 (2013g)
  Increment version number, since this will be 5.5.6.
  Added Zend Debugger to the note about the load order (by trash4you at online dot de)
  ...