snapshot: populate new XML info for qemu snapshots
snapshot: populate new XML info for qemu snapshots

https://bugzilla.redhat.com/show_bug.cgi?id=638512

Now that the XML supports listing internal snapshots, it is worth
always populating the <memory> and <disks> element to match.

* src/qemu/qemu_driver.c (qemuDomainSnapshotCreateXML): Always
parse disk info and set memory info.
(cherry picked from commit e260e401a54b977ed622c34326c182553f5ddb1a)

mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2