Description of problem:
After renaming OVA name in import dialog and importing this OVA, the original OVA name is set on the VM instead of the renamed value that was set in import dialog.

Version-Release number of selected component (if applicable):
ovirt-engine-4.2.1.5-0.0.master.20180130145919.gitd758f0f.el7.centos
vdsm-4.20.17-18.git4085e55.el7.centos.x86_64
qemu-kvm-common-ev-2.9.0-16.el7_4.13.1.x86_64
libvirt-client-3.2.0-14.el7_4.7.x86_64
sanlock-3.5.0-1.el7.x86_64

How reproducible:
100%

Steps to Reproduce:
1. Browse Webadmin -> Compute -> Virtual machines -> more options -> import, select virtual appliance (OVA) as source, set path, click load and continue to next import dialog.
2. Rename OVA name and start import.
3.

Actual results:
VM name is not renamed

Expected results:
Imported VM name from OVA should be renamed as set in the import dialog.

Additional info:
engine.log and vdsm.log attached