Feature summary (what you would like to be able to do and where):

• Instead of both deleted and oversighted edits being marked as deleted when exporting as xml, create a separate property for oversighted edits.

Use case(s) (list the steps that you performed to discover that problem, and describe the actual underlying problem which you want to solve. Do not describe only a solution):

• Properly exporting and import revision histories.

Benefits (why should this be implemented?):