Wall Street Journal: Most cities will consider themselves lucky to get a new viaduct or a freshened-up high school once Washington’s $787 billion in stimulus money starts flowing. But that is small change for this railroad town 190 miles south of Chicago. People here are fishing for something far greater: a $1.8 billion high-tech power plant, called FutureGen, long sought by the state’s politicians and the town with a population of 18,000. Conservatives have blasted the project as the mother of all …