allocation unless explicitly specified by user. It was not using an
appropriate task distribution for each job step, as it should based
upon node and task counts.

initiation.
Establish limit of MAX_TASKS_PER_NODE and add matching error code.

initiation.

exceeds the number of nodes and document this behaviour.

but terminates.

multiple log_init calls.

logging.

(rather than printing range). Modified logic to group entries well if
broken out by sizes. Modified print formats slightly.

command line option.

Combine line task states on a single line, not one per task.

for reporting lack of activity, update task and node state in a couple
of places where missing.

before killing job.