Add support for dependency on full job array
qsub wrapper, add warning for -S option
qsub command enhancements

Add support for -W block=true	(wait for job completion)
Clear PBS_NODEFILE environment variable
Credit to NCSC
MaxSubmitJobs limits submissions a job too early.
Update NEWS file.
move around some scheduling logic
sched/backfill - add more logging
Add links to MSLURM repo
sched/wiki, sched/wiki2 - Fix to allow job start

Fix to work with change logic introduced in Slurm version 2.6.3
scheduling logic which prevented Maui/Moab from starting jobs.
Add more documentation about node reboot state
Merge branch 'slurm-2.6'

Conflicts:
	NEWS
	contribs/torque/qsub.pl
Fix qsub merge problem