event  REQUEUED to slurmdbd.

Related to bug 1429

Improve "Prolog and Epilog Scripts" in slurm.conf(5)

The environment variable name SLURM_JOB_CLUSTER_NAME should be
SLURM_CLUSTER_NAME. This is also available in Prolog and Epilog, so
remove note about it only being available in PrologSlurmctld and
EpilogSlurmctld.

Previously it was not possible to distinguish between a job needing
exclusive nodes and the default job/partition configuration.

Fix job array logic that can cause slurmctld to abort.
bug 1426

Enable CUDA v7.0+ use with a Slurm configuration of TaskPlugin=task/cgroup
ConstrainDevices=yes (in cgroup.conf). With that configuration
CUDA_VISIBLE_DEVICES will start at 0 rather than the device number.
bug 1421

Move the functions that read cgroup.conf from src/slurmd/common
to slurmd/common so that the gres/gpu plugin can use it.

debug2 instead of info.

SLURM_JOB_PARTITION to be the one in which the job started.

Bug 1407
Continuation of da8409c0

If using proctrack/cgroup and gres/gpu, always start CUDA_VISIBLE_DEVICES
environment variable numbering at 0.
bug 1421

reservations.

This is an add on to commit 2e5142ef.  Servicing Bug 1418.

the partition in which the job runs.

This reverts commit c18a3c72.

Front End systems.

initially been added.

Use full state names rather than abbreviated form in reporting possible values
bug 1413

Conflicts:
	src/slurmctld/job_scheduler.c
	src/slurmd/slurmd/req.c