* <tt>ActiveRecord::Base.colorize_logging</tt> and <tt>config.active_record.colorize_logging</tt> are deprecated in favour of <tt>Rails::Subscriber.colorize_logging</tt> or <tt>config.colorize_logging</tt>
* <tt>ActiveRecord::Base.colorize_logging</tt> and <tt>config.active_record.colorize_logging</tt> are deprecated in favour of <tt>Rails::LogSubscriber.colorize_logging</tt> or <tt>config.colorize_logging</tt>
NOTE: While an implementation of State Machine has been in Active Record edge for some months now, it has been removed from the Rails 3.0 release.