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.

time interval.

responding).

common needs to read anyway to route communications (avoid second read
by other tools).
Srun authenticates incomming RPCs.

common needs to read anyway to route communications (avoid second read
by other tools).