When we suggested the other day that KETV purge its 5 o'clock newscast of webmaster Shiloh Woolman's ghastly "Online @ Five" appearances, we were looking at it only from the perspective of irritated viewers. But as we browse Channel 7's staff bios, it occurs to us that she could devote that recovered time to her real job and do a little editing.First off, from an entirely aesthetic standpoint,