...ast Saturday. Early in the morning it was reported that the revenue cutter Caleb Cushing had been surreptitiously taken out of the harbor. Various rumors were afloat respecting it. One was that Lieut. Davenport , who is a Georgian by birth, had run away with her. The cutter had been seen between five and six o'clock in the morning, proceeding outward, through Hussey's Sound, towed by boats, as the wind was v...