Add length (ints go up to 10 digits), and php_int_max checks on values from regex
Add length (ints go up to 10 digits), and php_int_max checks on values from regex

jenky/SteamID.php,Galexrt/SteamID.php,Galexrt/SteamID.php,xPaw/SteamID.php,jenky/SteamID.php