vzmigrate: ploop live migration using ploop-copy

This is an attempt to support live migration of CT on ploop,
with the help of ploop-copy utility which uses ploop write tracker
feature.

ploop copy is only working in ploop > 1.2, thus fix requirements in spec
file.

http://bugzilla.openvz.org/2252

Reported-by: Paparaciz <helpaz@gmail.com>
Signed-off-by: Kir Kolyshkin <kir@openvz.org>
2 files changed