This will still allow using the 'tables' parameter array but will also ensure full backward compatibility and compatibility with extensions that will add more tables to the 'tables' array. PHPBB3-15987
* Moving filesystem service to \phpbb\filesystem namespace * Wraping Symfony's Filesystem component * Moving filesystem related functions from includes/functions.php into \phpbb\filesystem\filesystem Functions moved (and deprecated): - phpbb_chmod - phpbb_is_writable - phpbb_is_absolute - phpbb_own_realpath - phpbb_realpath * Adding interface for filesystem service PHPBB3-13697
PHPBB3-12620