properly close jarfiles
properly close jarfiles

RadicalZephyr/boot,instilled/boot,crisptrutski/boot,crisptrutski/boot,boot-clj/boot,ragnard/boot,instilled/boot,RadicalZephyr/boot,ragnard/boot,bbatsov/boot,crisptrutski/boot,kennyjwilli/boot,kennyjwilli/boot,ragnard/boot