Unify worker_handle_master() and foreman_handle_master() into handle_master().
Differentiation between foreman and worker actions happens in the various do_*() functions.
This addresses the first point of issue #90.
revert change to queue_status, worker_status and task_status
Merge branch 'master' of github.com:cooperative-computing-lab/cctools
fixes problems with work queue applications on 32-bit linux
Merge branch 'master' of github.com:cooperative-computing-lab/cctools