dburrows/ blog/ entry/ from-blogspot/ Freudian slips in commit messages
changeset: 700:d8308a89c519 user: Daniel Burrows date: Sun Jun 17 16:22:43 2007 -0700 summary: Call pre_package_state_changed() before undoing, to resent the dependency resolver; call package_state_changed() after an undo if necessary.