This new slurm macro truncates the formatted time instead

code to keep the same logic as the original PMI2 library
implementation.

algo we have previously used.

Avoid side effect instructions and do not increment a counter while
accessing the array element but separate the instructions as per programming guide.

I've found several problems in the user guide. Some are cut/paste when replicating data types, some grammatical, or to make it read a little better.

Signed-off-by: Danny Auble <da@schedmd.com>

if on "scontrol reconfig" when AllowNodes is manually changed using
scontrol since last slurmctld restart.

Conflicts:
	doc/man/man5/slurm.conf.5

correctly with poe when attempting to run > 32 nodes.

due to either down nodes or explicit resizing.
Generated slurmctld errors of this type:
[2013-06-04T12:43:46+06:00] error: gres/gpu: step_test 68662.4294967294 gres_bit_alloc is NULL
This is a movement of the logic introduced in commit
https://github.com/SchedMD/slurm/commit/6fff97bb77d2d88aa808c47fd7880246a0c1d090
to eliminate a memory leak.

bug 326

bug 327