[openstack-nova/f16] (4 commits) ...Update spec changelog as per recent commits

[Pádraig Brady]

Summary of changes:

  9a96a05... Update to 2011.3.1 final (*)
  790dcfc... openstack-nova-db-setup: enable mysqld startup at boot (*)
  4719801... openstack-nova-db-setup: allow a NUL mysql password (*)
  e46351f... Update spec changelog as per recent commits (*)

(*) This commit already existed in another branch; no separate mail sent