userportal: redesign for resources tab

This patch is a facelift for the User Portal Resources tab.

- The basic Box design was changed
- Removed VMs Box
- Refined the UI for Quota monitoring

Change-Id: I26ea6eb7f7ec93ffa69a2a4dea52c7e5d50dead9
Signed-off-by: Ofri Masad <omasad@redhat.com>