Summary:
Add a frameworks events tab. This is currently using the `TimelineDataDescription` component which may ultimately be replaced by something more sophisticated.
In the meanwhile, this does the job of chronologically displaying events with a label.
Reviewed By: mweststrate
Differential Revision: D43948891
fbshipit-source-id: 31ebf8a1d0e126856c3aa5291a1a06d7f2547233
2dde672045