Javier Villalobos, a Republican, has won a mayor’s seat in Texas currently held by a Democrat by a small margin, according to unofficial election results. Villalobos won the election with 4,744 votes—just over 51 percent of the total votes—leading his Democratic opponent, Veronica Vela Whitacre, by 206 votes, the results (pdf) show. Whitacre got 4,538 votes….