Upgraded Seesaw to 1.4.2 to avoid lein deps errors that prevent Overtone working offline.
Upgraded Seesaw to 1.4.2 to avoid lein deps errors that prevent Overtone working offline.

chunseoklee/overtone,ethancrawford/overtone,craftybones/overtone,mcanthony/overtone,brunchboy/overtone,Widea/overtone,pje/overtone,la3lma/overtone