Documentation / diff-heuristic-options.txton commit Merge branch 'rs/mailinfo-qp-decode-fix' into maint (01ae81e)
   1--indent-heuristic::
   2--no-indent-heuristic::
   3        These are to help debugging and tuning experimental heuristics
   4        (which are off by default) that shift diff hunk boundaries to
   5        make patches easier to read.