Description:
------------
class DateTime return wrong (1 to less) formated date
strftime and date the right one

Output of demo code
~/build/php-5.3.8/sapi/cli# php -f /home/greenrover/www/test.php 
DateTime: September 2006
strftime: Oktober 2006
date:     October 2006

Test script:
---------------
<?php
$unixTimestamp = '1159653600';
$d = date_create('@'.$unixTimestamp);

setlocale(LC_TIME, array('de_CH.UTF-8', 'de_DE@UTF-8', 'de_DE@euro', 'deu'));

echo "DateTime: ".$d->format('F Y');
echo "\n";
echo "strftime: ".strftime("%B %Y", $unixTimestamp);
echo "\n";
echo "date: ".date('F Y', $unixTimestamp);
echo "\n";

Expected result:
----------------
DateTime: Oktober 2006
strftime: Oktober 2006
date:     October 2006

Actual result:
--------------
DateTime: September 2006
strftime: Oktober 2006
date:     October 2006