2.0.2-0.1.rc1 - Update for new upstream tarball
...for release candidate: Pacemaker-2.0.2-rc1,
for full details, see included ChangeLog file or
https://github.com/ClusterLabs/pacemaker/releases/tag/Pacemaker-2.0.2-rc1
Customize (as allowed now) exhibited downstream-specific bug reporting URL
Signed-off-by: Jan Pokorný <jpokorny@redhat.com>