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.
5c77f3a
ttb can be dropped entirely. Only one of boost, poco or ttb is needed for providing thread support. We have been using poco for 1.7 and ttb isn't needed at all. (And as Dan noted, isn't available on all arches.)
