A user interface to allow the comparison of different configurations. This is specifically important to be able to see the changes between versions and/or environments for configured items.
A single screen view of two configurations with their differences highlighted
The ability to have one of the configs be editable for the purposes of merging in changes from the other (only on the active configuration)
Selection system for selecting two versions of a single config to compare
Selection system for selecting another resource's config to compare against the current config