Vm Init - new Feature

Summary:
This Feature will allow persistent of Windows Sysprep and Cloud-Init
data to the Database. By persisting the data Admin can create a template
with VM-Init data that which will enable initialize VMs with relevant
Data.

Feature page:
http://www.ovirt.org/Features/vm-init-persistent

Change-Id: I317519445687cd71d7e8c243fe482eb22dad28db
Bug-Url: https://bugzilla.redhat.com/1051041
Signed-off-by: Shahar Havivi <shavivi@redhat.com>