Chef Julian Medina puts a Latin-American spin about the classic 24-hour diner. Styled to evoke a luncheonette in Havana, the 70-seat Area incorporates a extensive marble bar with swivel stools, shiny blue booths and red linoleum tables.Deli fare is considerable in town but 24/seven deli fare is not. Sarge’s is the exception, with pastrami, matzo