wait for each process to stop before stopping subsequent processes
wait for each process to stop before stopping subsequent processes

this ensures cleaner exit, otherwise some processes might try to reacquire the
lock or get stuck in the sync loop (e.g. route-emitter)

Signed-off-by: John Shahid <d5f6a919b5b5e6a4f7f09f1adf45e90e5c38b58e@gmail.com>

cloudfoundry-incubator/inigo