doc/release-notes: v0.69

Signed-off-by: Sage Weil <sage@inktank.com>
os/FileStore: fix uninitialized var

Signed-off-by: Sage Weil <sage@inktank.com>
Makefile: fix unittest_crc32c

This got dropped during the makefile refactor.

Signed-off-by: Sage Weil <sage@inktank.com>
Merge git://github.com/ceph/ceph