Description of problem:
In addition to the warning alert at the top of the VM details page listing the new Disks and Nics that were added while the VM is running, a label for each device at the table would be more clear to the user what has been changed.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. create a VM (via yaml page) and start it.
2. add a disk and a NIC (doesn't matter which type)
no label near the device name
A label should be near the device name like 'pending restart' in the 'Disks' and 'Network Interfaces' tabs