Documentation / technical / api-xdiff-interface.txton commit tests: use "git xyzzy" form (t0000 - t3599) (0cb0e14)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)