Maintenance update for openSUSE13.1 libvirt package.

- Fix cve-2015-5313: directory directory traversal privilege
escalation vulnerability.
e8643ef6-cve-2015-5313.patch
bsc#953110

- qemu: Call qemuSetupHostdevCGroup later during hotplug
05e149f9-call-qemuSetupHostdevCGroup-later.patch
qemu: hotplug: Only label hostdev after checking device conflicts
ee414b5d-fix-qemu-hotplug-usb-hostdev.patch
bsc#863933

- libxl: support virtual sound devices in HVM domains
c0d3f608-libxl-soundhw.patch
bsc#875216