so that jobs can be submitted and queued when requesting more licenses
than are configured. This is helpful when using licenses to control
access to file systems.

Bug 5630

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

so that a job's license string can be updated after a restart with licenses
removed or added.

Bug 5630

If a job requested multiple licenses and one license was removed then on
a reconfigure/restart all of the licenses -- including the valid ones
would be removed.

Bug 5630

when configured license counts are 0.

Bug 5630

Coverity 188705

gpus-per-task, gpus-per-socket, etc.

The previous logic only supported the gres-per-node option, which
prevented proper accounting when the new options are used.

Bug 5187

Bug 5187

the auth cred.

Bug 5187

Bug 5187

Bug 5187

Bug 5187

bug introduced in commit 0d9b7d5d

also return -1 in more failure cases

Bug 5815

Coverity CID 188689

Also simplify this xstrfmtcat() into an xstrcat() call while here.

Bug 5828.

This fixes some problems with job steps that allocate subsets of
the job's GRES allocation.

add logic so that a job step can be allocated subsets of the job's
GRES allocation, even when the GRES specifications differ. For example,
the job can specifiy gres-per-node and the step gres-per-task.