note 16932 added to function.easter-days

Also, be aware that the eastern orthodox churches sometimes have different dates for easter. See, for example <http://webexhibits.org/calendars/calendar-christian-easter.html>. And note that the dates of easter a subject to change, for example, the churches might some day decide to unify the dates. -- http://www.php.net/manual/en/function.easter-days.php http://master.php.net/manage/user-notes.php?action=edit+16932 http://master.php.net/manage/user-notes.php?action=delete+16932 http://master.php.net/manage/user-notes.php?action=reject+16932