Adds long options to chirp_get
Merge branch 'fix_chirp_get_options' into release/4.3
Simple priority submission feature for WQ.
Modified send_one_task to iterate over the ready list, so as to keep tasks in priority order.
Factored push_task_to_ready_list so that all inserts follow the same logic.
Remove unused stoptimes.
Added priority to the python bindings.

Conflicts:
	work_queue/src/python/work_queue.binding.py
Fix binding documentation.

Conflicts:
	work_queue/src/python/work_queue.binding.py
Adds priority test.
Deprecates specify_task_order.

We could not gurantee the given policy. With the addition or
specify_priority, the queue works as if FIFO was specified.
Merge branch 'work-queue-priority-release' into release/4.3
Bump to 4.3.1rcpre-parrot