Making the description of raw mode a little clearer.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@335351 c90b9560-bf6c-de11-be94-00142212c4b1
Added a missing word.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@335352 c90b9560-bf6c-de11-be94-00142212c4b1