Neither Canonical nor Ubuntu community are NM's main developers, or authors of it's new features at least. As for myself, I would appreciate this functionality (which I desperately need for my daily work), but after these all years I don't expect this change coming from Ubuntu devs anymore without putting any blame on them.
Network Manager's about dialog states:
Copyright © 2004-2008 Red Hat, Inc.
Copyright © 2005-2008 Novell, Inc.
Neither Canonical nor Ubuntu community are NM's main developers, or authors of it's new features at least. As for myself, I would appreciate this functionality (which I desperately need for my daily work), but after these all years I don't expect this change coming from Ubuntu devs anymore without putting any blame on them.