HPCC-9262 Allow user to optionally set the pacakgeMap id

Default behavior will be to use the filename (without the directory)

Signed-off-by: Stuart Ort <stuart.ort@lexisnexis.com>
HPCC-9262 Change parameter name that allows users set the pacakgeMap id

Modifications due to code review

Signed-off-by: Stuart Ort <stuart.ort@lexisnexis.com>
Merge pull request #4354 from stuartort/pkgmap_setid

HPCC-9262 Allow user to optionally set the pacakgeMap id

Reviewed-By: Anthony Fishbeck <anthony.fishbeck@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>