compute-config: workaround bnc#946020+bnc#946068
compute-config: workaround bnc#946020+bnc#946068

for SP1's qemu-2.3 we need to specify the 2.0 machine type
to avoid both
http://bugzilla.suse.com/show_bug.cgi?id=946068 (no SVM flag in pc-2.3)
http://bugzilla.suse.com/show_bug.cgi?id=946020 (PXE broken in pc-0.14 and 1.4)

SUSE-Cloud/automation,vmoravec/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,aspiers/automation,gosipyan/automation,aspiers/automation,SUSE-Cloud/automation,gosipyan/automation,aspiers/automation,gosipyan/automation,vmoravec/automation,gosipyan/automation,aspiers/automation,vmoravec/automation,vmoravec/automation