Update acct_gather.conf docs about options and plugins
Note about acct_gather.conf file and non loaded plugins
Node issues of MPI launched tasks with accounting and task binding
Minor tweaks for poe tests

Need higher memory limits due to pmdv12 size
pmdv12 fails to recognize immediate application exit, hangs with defunct process
Merge branch 'slurm-2.6'

Conflicts:
	testsuite/expect/test1.33
Added job_info() and step_info() functions to the gres plugins

Used to extract plugin specific fields from the job's or step's
GRES data structure.
Rename decay_factor to real_decay, no code change
Handle complete removal of CPURunMins time at the end of the job instead
of at multifactor poll.
Make it so if a QOS has a usage_factor of 0 CPURunMins is still handled
as the job completes.
run multifactor add_usage even when no delta happens.
Better debug
Added sbatch --signal option of "B:" to signal the batch shell

Previously only the spawned job steps would be signalled rather
than the batch shell
Added sinfo and squeue format option of "%all" to print all fields

with a vertical bar separating each field.
sview - Add missing debug_flag options.
Fix missing list_sort issue
Merge remote-tracking branch 'origin/slurm-2.6'
Correction to cons_res web page
Merge branch 'slurm-2.6'
Add mechanism for job_submit plugin to generate error msg for command

Add mechanism for job_submit plugin to generate error message for srun
salloc or sbatch to log. New argument added to job_submit function in
the plugin.
bug 278
add protocol_version to the switch plugin for pack/unpacks