A fairly miscellaneous bunch of fixes, not of them too serious or risky

• Thu Oct 29 2009 Mark McLoughlin markmc@redhat.com - 0.7.1-15

• Avoid compressing small log files (#531030)

• Thu Oct 29 2009 Mark McLoughlin markmc@redhat.com - 0.7.1-14

• Make libvirt-devel require libvirt-client, not libvirt
• Fix xen driver recounting (#531429)
• Fix crash on virsh error (#531429)
• Fix segfault where XML parsing fails in qemu disk hotplug
• Fix segfault where interface target device name is ommitted (#523418)

Tested by me