SRIOV randomly assign MAC address to virtual NIC

[lclementi]

We need better handling of virtual NIC inside VM (since SRIOV will randomly choose a MAC address every time the VM is restarted)

libvirt already handle this problem, it should be implement inside rocks-kvm:
https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Virtualization_Host_Configuration_and_Guest_Installation_Guide/chap-Virtualization_Host_Configuration_and_Guest_Installation_Guide-SR_IOV.html

Clem