Check with Intelligent Assistance / Assisted Editing. They were working on this for "Focus" and I believe also for Premiere Pro (although their FCP7 version may work). Here's a link to their ChangeListX page:
Are you sending the change list off to a sound department? If so, they can use flattened video EDLs (one from the old seq and one from the new) to generate their own change list and assist with the conform. Many Change Lists are horrible and unusable so we prefer to use EDLs instead.