By now, it should be no secret that Google wants to get up in your online trip-planning business (if it wasn't somehow there already). First, there was the announcement that El Goog would buy ITA, the company serving up pretty much all of your online ticketing options -- a deal that still hasn't closed. Then came flight schedule searches and now, the outfit's rounding it all out by throwing hotels into the mix. The company just launched Hotel Finder, a service that lets you -- wait for it -- find