Fetch the releases of a module.

def releases(self, owner, module):
        """Fetch the releases of a module."""

        resource = self.RRELEASES

        params = {
            self.PMODULE: owner + '-' + module,
            self.PLIMIT: self.max_items,
            self.PSHOW_DELETED: 'true',
            self.PSORT_BY: self.VRELEASE_DATE,
        }

        for page in self._fetch(resource, params):
            yield page