Support for CLI process title (https://wiki.php.net/rfc/cli_process_title)

A new commit into branch 5.5
Merge branch 'pull-request/300' into PHP-5.5

* pull-request/300:
  Support for CLI process title (https://wiki.php.net/rfc/cli_process_title)
Merge branch 'PHP-5.5'

* PHP-5.5:
  Support for CLI process title (https://wiki.php.net/rfc/cli_process_title)