There are now history buttons in the upper right corner for most screens. When you click them, you will see a dialog containing an audit of everything that has happened to the currently selected item.Read More
When you update a metric value, it saves not only that metric value, but also its thresholds like goal and red flag. This is so that you can track changing goals over time.
When you edit a metric’s default threshold in 3.1, you can now choose whether to override these historic thresholds or to only use the new defaults for future updates.Read More