Will tough-talking George Gascon kill the federal goose that lays golden eggs that buy police departments neat toys like this?Top S.F. crime-fighter is one of two new hats on the head of tough-talking new police chief George Gascon. He also last month signed on as a member of U.S. Homeland Security Chief Janet Napolitano's new task force to consider scrapping the frequently-ridiculed red-yellow-and-green terrorism warning system created after 9-11.Since the system was created it has been a su