Since we don't currently track energy usage per task (only per step).
Otherwise we get double the energy.

Conflicts:
	NEWS

the user specifies a polling frequency larger than the default
(Meaning the enforcement would happen at perhaps a much slower pace)
then deny the job.

Conflicts:
	META
	NEWS
	src/plugins/priority/multifactor2/priority_multifactor2.c

Andy Wettstein (University of Chicago) reported privately to me that slurmctld
2.5.4 crashed after he enabled the priority/multifactor2 plugin due to a
division by zero error.

I was able to reproduce the crash by creating an account hierarchy where all
the accounts and users had zero shares.
See bug 315

Revert premature change of META

Without this change, it appears that POE ignores the -procs argument
resulting in a job step request with multiple host names, but only
one ntask required

For example "host1*2" is equivalent to "host1,host1".

Without this change, it appears that POE ignores the -procs argument
resulting in a job step request with multiple host names, but only
one ntask required

Still needs more work

Conflicts:
	META
	NEWS