[chora] Date display wrong in Chora 0.6.1 and 1.0

[Colin Viebrock]

> I've reproduced the problem and this fixes it as advertised. Committed,
thanks!

In the interests of i18n, shouldn't those date() calls be replaced with
strftime() calls?

So the line in chora-1.0/cvs.php becomes:

    $date = strftime('%e %B %Y', $log->queryDate());

And the line in chora-1.0/history.php becomes:

    $date = strftime('%e %b %Y', $log->queryDate());

- Colin