CA-123013: Cloning from template shouldn't allow progress through the New VM wizard without shared SR.

On the affinity picker, the "no home server" radio button is disabled if there is no shared storage, except on editing an existing VM that already has no affinity.

Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
Merge pull request #15 from MihaelaStoica/master

CA-123013: Cloning from template shouldn't allow progress through the Ne...