Add support for -W block=true	(wait for job completion)
Clear PBS_NODEFILE environment variable
Credit to NCSC

Conflicts:
	testsuite/expect/inc21.30.6

limits

limits

Add support for dependencies of job array elements (e.g.
"sbatch --depend=afterok:123_4 ..."). This does not support
depenendencies of ALL job array elements, only individual job
array elements.

Conflicts:
	NEWS

with autoconf older than 2.63b.  Adding the extra sed at the end does the
same thing (strip off the newline)

preforms the allocation, regression in 2.6.3.

job is completing.

Previously the SlurmdDebug value in slurm.conf was ignored if the
previous value was not 3/init

Effect is minimal without multiple partitions and larger system sizes.
With 40 partitions and about 600 nodes each, time goes from about
13 secs to 4 secs).

Reorder some logis in the hostlist functions for performance improvement
specifically for "if (A & B) ..." move the fastest tests first (test
A should take less time than test B).