Documentation / technical / api-xdiff-interface.txton commit Merge branch 'fg/submodule-git-file-git-dir' (efc5fb6)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)