Updated mediawiki/extensions
Project: mediawiki/extensions/Oversight  474a817509faa4b09aff78a9dab78657b09fa817

Maintenance script to migrate legacy Oversight data

New maintenance script to convert Oversight revisions to suppressed
revisions.

Bug: 18598
Change-Id: I3ede67651e98bfc8c79e9263ed7526b5985d3601