Add links to recovery related tracker items.

Signed-off-by: Loic Dachary <loic@dachary.org>
Add links to peering related tracker items.

Signed-off-by: Loic Dachary <loic@dachary.org>
Add links to scrub related tracker items.

Signed-off-by: Loic Dachary <loic@dachary.org>
Add links to OSD internals related tracker items.

Signed-off-by: Loic Dachary <loic@dachary.org>