[libvirt] numad: Convert node list to cpumap before affinity setting

[Osier Yang]

Previous patches on numad made mistake with thinking numad
will return CPUs list (numad document says CPUs list one
place, and node list another place. :(

Please see the patches' commit message for the details.

Osier Yang (3)
  numad: Convert node list to cpumap before setting affinity
  numad: Ignore cpuset if placement is auto
  qemu: Avoid the memory allocation and freeing

 docs/formatdomain.html.in |   10 ++++----
 src/conf/domain_conf.c    |   28 ++++++++++++++------------
 src/qemu/qemu_process.c   |   47 +++++++++++++++++++++++---------------------
 3 files changed, 45 insertions(+), 40 deletions(-)

Regards,
Osier