silverstripe/sapphire — pull request #748 by hafriedlander (2012-08-28 23:12:23+00:00)
Title: FIX 5971 Ensure ClassName consistent when code removed

If you had instances of a Page subclass in the database, then
removed the code that created that subclass, you'd end up with
errors when trying to edit the instance in the CMS.

This patch updates all such inconsistent pages records on /dev/build
to become Page instances