Don't let VMsync touch the VM if VM has been scheduled for HA but HA is not yet running.
BUG-ID: CS-19697: Deal with possible DB deadlock issue, return the job into queue for next turn
Do app-level iteration to avoid mysql deadlocks
WIP: Instance wizard UI: Support multi-disk offerings

Adds front-end support to instance wizard UI for service offerings
supporting multiple disks.

The UI changes will show if a list 'multipleDisks: []' is passed with
the disk offering data options.