Far from being excommunicated by Republicans after his loss to President Obama, 2012 Republican presidential nominee Mitt Romney is enjoying a brand resurgence of late, drawing several potential 2016 candidates to his "ideas summit" this weekend in Utah and even earning some 2016 speculation himself.Meanwhile, some other potential candidates are in Iowa for the state Republican Party's convention there Saturday. And not to be left out, Gov. Chris Christie, R-N.J., was in California Friday to raise money for the Republican gubernatorial candidate there and participate in a Facebook chat.It all adds up to a busy weekend for the early 2016...