Fixing the default value.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330299 c90b9560-bf6c-de11-be94-00142212c4b1
Fixed PHP-789: Document fsync, j, and wtimeout options for MongoCollection write operations.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330300 c90b9560-bf6c-de11-be94-00142212c4b1