HPCC-9625 New options in ecl publish: no-files,suspend-prev,delete-prev

Signed-off-by: JamesDeFabia <James.Defabia@LexisNexis.com>
HPCC-9625 Edits based upon code review

Signed-off-by: JamesDeFabia <James.Defabia@LexisNexis.com>
Merge pull request #4626 from JamesDeFabia/hpcc9625_9604DocumentNewOptions_ecl_publish

HPCC-9625 New options in ecl publish: no-files,suspend-prev,delete-prev

Reviewed-By: Anthony Fishbeck <anthony.fishbeck@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>