Documentation / technical / api-xdiff-interface.txton commit color.c: fix color_parse_mem() with value_len == 0 (c2f41bf)
   1xdiff interface API
   2===================
   3
   4Talk about our calling convention to xdiff library, including
   5xdiff_emit_consume_fn.
   6
   7(Dscho, JC)