 rpm.org: Add bug URL macro so that it could be set distro-wide (rhbz#512774).
 rpm.org: Add bug URL macro so that it could be set distro-wide (rhbz#512774).

devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5