Background:

This work is useful because a) it reports on a useful data point that helps determine quality of articles, and b) once we do goal-setting work, then organizers can set goals based on the number of references added.

Acceptance Criteria:

• Given that a user is on the Contributions tab in EventDetails,
  • And they are in the Edits view or Editors view (when available),
    • They should data on the references added/removed in the following format:
      • Top summary of Contributions tab with the title "References Changed"
        • This should be placed after Bytes changes
      • Table view of Contributions tab with the title "References"
        • This should be placed after Bytes

Visual example:

The current Contributions tab (without references):