NEW YORK — Whether or not the GOP wins the U.S. Senate, several Republican contenders for the World’s Greatest Deliberative Body hope to promote some rather unique proposals. Republicans are running on such ideas as repealing ObamaCare, curbing federal spending, and making permanent the 2001 and 2003 tax cuts. Those are all fine concepts, but several candidates have gone beyond the old perennials to promote good, less-familiar ideas.