List of Annotations

It looks like Grafana has an annotation list plugin as a part of the core codebase. But I am unable to find any mention of the Annotation List Plugin in the Grafana GUI or documntation. Does anyone know how to use the plugin?
Here is the source:
Here is a related issue:
Here is the initial work that looks like it got rolled into core: github ryantxu/annotations-panel

You need to have annotations enabled in your dashboard and then you can have a table showing them.
For more details check the documentation and an example can be found here.