ROCHESTER — Postal services remain at Hunt's Silver Lake Drug & Gift with the last-minute signing of a new contract following federal notice that the substation would be closed. “I think it’s a big thank you for the community's support,” said Tom Otten, Hunt’s store manager. The store was given a 120-day notice earlier this year that its contract with the U.S. Postal Service would end on June 25, but Otten said community letters and urging by st…