Revert "filling FWJR with PNN"
Revert "fix problems in DBS3Reader, fixed #5412"
Merge pull request #5414 from dmwm/revert-5413-db3reader-typo

Revert "fix problems in DBS3Reader, fixed #5412"
Revert "Remove phedexnodetocmsname"
Revert "migrate from phEDExNodetocmsName to PNNtoPSN"
Revert "move listFileBlockLocation to using phedex node names by default"
Merge pull request #5415 from dmwm/revert-5379-FillPNNinFWJR

Revert "filling FWJR with PNN"
Merge pull request #5416 from dmwm/revert-5363-remove_phedexnodetocmsname

Revert "Remove phedexnodetocmsname"
Merge pull request #5417 from dmwm/revert-5359-sitedb_pnn2psn_api

Revert "migrate from phEDExNodetocmsName to PNNtoPSN"
Merge pull request #5418 from dmwm/revert-5358-listFileBlockLocation_phedex_migration

Revert "move listFileBlockLocation to using phedex node names by default...
make multicore in setupProcessingTask optional

Just because a request should use multicore does not mean that all setupProcessingTask created tasks should really use multiple cores. Make it optional, to be overridden by the caller.