Get rid of Redefined CONSTANT warning.
Make WEBrick respond to TERM signal. (Launchd, in particular, requires this.)
Rollback superfluous change to rails/actionpack/lib/action_controller/base.rb. Handled by the action_cache plugin.
1) Upgrade Rails to 1.2.3
2) Revert RedCloth to previous version (who %#$@ cares?)
3) Preserve the Rails Security fix to vendor/rails/actionpack/lib/action_controller/caching.rb from Revision 80.