Heaven Help UsBy: Clare La Plante Dear St. Antony Come around Something's lost and can't be found It's three A. M. and you're wide awake. Worrying. You may seek solace in snacking, or in a late night call to your best friend. The problem is, even your closest friends need to sleep, and, let's face it, the snacking only adds to the worries. Where's a worrier to turn? To the patron saints, that's who. According to centuries old tradition, a host of heavenly helpers