libvirt.tests: Add volume application test module(part 1).

Signed-off-by: Yu Mingfei <yumingfei@cn.fujitsu.com>
tp-libvirt: Add attach-disk action with created volume

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
tp-libvirt: Add vm install action with created volume

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
libvirt.test: Add '--update-cpu' test for dumpxml

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
libvirt.test: Add 'security-info' test for virsh dumpxml

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
libvirt.test: Fix a bug in change-media test

It should check /dev/fd0 exist or not in guest, not
check it in host.

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
libvirt.test: Fix judgment of qemu-kvm

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
Merge pull request #112 from liyangfnst/dumpxml

libvirt.test: Add '--update-cpu' and '--security-info' test for dumpxml
Merge pull request #152 from liyangfnst/connect

libvirt.test: Fix judgment of qemu-kvm
Merge pull request #147 from liyangfnst/change_media

libvirt.test: Fix a bug in change-media test
tp-libvirt: fix typo for install test of volume

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
Merge pull request #60 from liyangfnst/volume_attach

Add volume application test module (attach-disk)