frontend: [JP] Resource allocation broken

In new/edit/clone VM the resource allocation tab's layout was broken.

Since the original design was too vulnerable to break in different languages
fixed by changing the layout to a more robust one.

Change-Id: Iea77af79f7552d855685fab8a8521a2465808aa7
Signed-off-by: Tomas Jelinek <tjelinek@redhat.com>