Fix PrologFlags=Alloc to run the prolog on each of the nodes in the
allocation instead of just the first.
Fix race condition if a step is starting while the slurmd is being
restarted.
Make sure a job's prolog has ran before starting a step.
BGQ - Fix invalid memory read when using DefaultConnType in the
bluegene.conf
Make sure we send node state to the DBD on clean start of controller