Made the instance manager startup/shutdown close the instance log files once it's done with them.
Made the instance manager startup/shutdown close the instance log files once it's done with them.

paasmaker/paasmaker,kaze/paasmaker,kaze/paasmaker,kaze/paasmaker,paasmaker/paasmaker,kaze/paasmaker,kaze/paasmaker,paasmaker/paasmaker,paasmaker/paasmaker,paasmaker/paasmaker