fixes #1574 - ovirt - add remove and show volumes

• volume and interface ordering is now working
• removed include blank because it is a duplicate of the Blank ovirt-template.
• bootable is disabled when editing a vm, because currently I don't handle volume updates. just add and remove of a volume....

refs #1452 - cant change values while in orcehstation as its already a frozen hash

refs #1452 - fixed incorrect condition

refs #1452 - fixed incorrect condition

refs #1452 improved libvirt on debian handling

fixes #1452 use fog for libvirt management

This patch introduces a few new features:

• console support
• multiple disks
• multiple nics

Merge branch 'vmware' into develop

first go at vmware integeration refs #955

this patch adds the ability to add a vmware compute resource, and display their console

ensure valid invalid JS is created when user has no access

fix for undefined constant virt error when running

When unattended is set to false, foreman is unable to run correctly.

This patch loads virt gem anyway (as bunder force it to be installed),
this is not ideal, but since we are migrating away from virt to use...