Description:
------------
$_REQUEST['i'] is always equal to 10

tested on 5.1.2 and 5.1.4

noticed this over SSL/https connection.

Reproduce code:
---------------
<?php

echo $_REQUEST['i'].'<br />
'.$_GET['i'].'<br />
';

?>

Expected result:
----------------
http://example.com/test.php?i=43

10
43

Actual result:
--------------
http://example.com/test.php?i=43

43
43