doc: warn for windows build bug
By looking at the bug report, the fix is unlikely to be backported to Visual Studio v17.10.x, so I think it's worth it to document it.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
By looking at the bug report, the fix is unlikely to be backported to Visual Studio v17.10.x, so I think it's worth it to document it.