until purged after MinJobAge

    srun/sbatch --hold/-H option or use "scontrol update jobid=# priority=0"
    to hold and "scontrol update jobid=# priority=1" to release).

fix issue where if an association was being deleted and the job had already completed, but the start wasn't sent.

that the job step be initiated by srun with --pty option also

psuedo-terminal

processing job dependencies

    get purged before their trigger can be processed (e.g. MinJobAge=1).

due to very low MinJobAge configuration).

    RLIMIT_STACK.

    job at submission time, but to attempt scheduling many jobs at once for
    improved performance under heavy load.

    than one port for improved scalability.

    reservations.

Fixed issue where if the slurmdbd was down past the MinJobAge and the start of the job hadn't been sent yet to throw it on the queue to be sent when the slurmdbd comes back up.