the srun help.

Add description of SLURM_TOPOLOGY_ADDR and SLURM_TOPOLOGY_ADDR_PATTERN
environment variables to the topology web page.

This reverts commit 3464295e.

If a job is explicitly suspended, its priority is set to zero.
This resets the priority when requeued and also documents that
if the job is requeued (e.g. due to a node failure), then it
is placed in a held state.

Note that each job's node allocation is counted separately.
bug 548

This allows multiple job ids to hold, uhold, resume, suspend, release, etc.

This adds a mechanism to kill a hung apbasil command

news.html.

The time/resource allocation matrix is rebuilt on each job
exit, which severely impacts performance at large counts of
running jobs (say >10k jobs).