Added support for determining apextestsdb upload file on CircleCI in apextestsdb_upload
Added support for determining apextestsdb upload file on CircleCI in
apextestsdb_upload

SalesforceFoundation/CumulusCI,e02d96ec16/CumulusCI,Joble/CumulusCI,SalesforceFoundation/CumulusCI,e02d96ec16/CumulusCI,cdcarter/CumulusCI