Add virsh node-memory-tune commands function wrapper

Signed-off-by: Alex Jia <ajia@redhat.com>
Add node memory tuning test configuration and cases

Signed-off-by: Alex Jia <ajia@redhat.com>
libvirt.tests: Fix virsh node-memory-tune testcases.

Signed-off-by: Yu Mingfei <yumingfei@cn.fujitsu.com>
Add JeOS.19.x86_64

Add kickstart and configuration files for the new version
of JeOS, based on Fedora 19.

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
run: Update JeOS to version 19

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
downloads: Add JeOS 19 download file

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
bootstrap: Download JeOS 19 image rather than 17

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
libvirt-tests: Improve snapshot tests in libvirt.

Signed-off-by: yangdongsheng <yangds.fnst@cn.fujitsu.com>
libvirt-snapshot: Improve virsh_snapshot test.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Update snapshot-delete function in virsh module.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
libvirt-tests: fix cleanup part in test for snapshot_disk.

Wrong path in snapshot_external_disk cause the error in cleanup.

Signed-off-by: yangdongsheng <yangds.fnst@cn.fujitsu.com>
Add more options to improve nodedev-dumpxml test.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Improve nodedev-detach-reatach test.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Add --paused option test for snapshot-revert.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
virttest.remote: Introduce a class named RemoteRunner

Introduce a class named RemoteRunner into remote module to
provide a utils.run-like interface to execute command on
guest(or remote host).

Signed-off-by: yangdongsheng <yangds.fnst@cn.fujitsu.com>