Description of problem:
Enable the possibility to rename the label of a network without the need to detach it from active hosts.
We don't have anymore a direct 1:1 link between the logical network name and the name of the bridge on host side but changing the logical network name (label) on engine side without detaching it from active hosts is still not allowed (the user receives an error message).

Version-Release number of selected component (if applicable):


How reproducible:
100%

Steps to Reproduce:
1. try to change the name of a logical network attached to active hosts
2.
3.

Actual results:
Error message

Expected results:
The user is allowed to change the network label, the bridge name on host side could (should?) remain the same.

Additional info: