virsh: Add 'ti_file' to snapshot_dumpxml func

Signed-off-by: Li Yang <liyang.fnst@cn.fujitsu.com>
shared.cfg: recorrect guest OS name

Signed-off-by: Xu Tian <xutian@redhat.com>
nic_hotplug.one_pci.nic_e1000: small fix to the escape character

Signed-off-by: Cong Li <coli@redhat.com>
virttest.utils_libguestfs: Add libguestfs function

sfdisk, sfdisk_l, sfdisk_N, sfdiskM,
sfdisk_kernel_geometry, sfdisk_disk_geometry
Merge pull request #1654 from liyangfnst/snp_dumpxml

virsh: Add 'to_file' to snapshot_dumpxml func
Merge pull request #1665 from xutian/fix_ubt_guestname

shared.cfg: recorrect guest OS name
virttest.utils_libguestfs: Add 5 function interface

lvs_full, lvm_clear_filter, lvm_remove_all,
lvm_set_filter, lvresize_free
Merge pull request #1668 from CongSmile/nic_hotplug.one_pci.nic_e1000

nic_hotplug.one_pci.nic_e1000: small fix to the escape character
Merge pull request #1669 from vanbogithub/bfan-next

virttest.utils_libguestfs: Add libguestfs function