These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
The main package does not specify a license. However author states this: "I had a look and have decided to use the perl license. The next release will have this set in the META.yml file." Markus Baertschi