March 07, 2013
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: 29e043d4616a7d21fbdbd8102b95d01494750759
      https://github.com/D-Programming-Language/phobos/commit/29e043d4616a7d21fbdbd8102b95d01494750759
  Author: Andrei Alexandrescu <andrei@erdani.com>
  Date:   2013-03-07 (Thu, 07 Mar 2013)

  Changed paths:
    M std/algorithm.d

  Log Message:
  -----------
  Fix Issue 4847 - std.algorithm.topN documentation

Converted unittest into an example.