You can get saved websites here March 2008 copy:
http://web.archive.org/web/20080222011526/http://www.barackobama.com/index.php
Download his plan for america pdf for old promises
found by searching on "Obama Change Agenda Urban" in Yahoo. I'm sure the other pages are there as well, but you need some notion of what was on them.
Putting them on the change.gov site sort of changed them from "promises" to, at minimum "goals", and at worst "policy".