Documentation / technical / api-xdiff-interface.txton commit .gitignore: there is no longer a built-in `git-rebase--interactive` (d4fe60e)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)