[phobos] [D-Programming-Language/phobos] da82a2: Better description for return value of `exists`

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: da82a23856ea22030c772ae46e7c24e81bff84a8
      https://github.com/D-Programming-Language/phobos/commit/da82a23856ea22030c772ae46e7c24e81bff84a8
  Author: Mahdi Mohammadi <mm at binary.com>
  Date:   2016-02-29 (Mon, 29 Feb 2016)

  Changed paths:
    M std/file.d

  Log Message:
  -----------
  Better description for return value of `exists`


  Commit: ab6299251a395da519265743cc832a8b6ed998be
      https://github.com/D-Programming-Language/phobos/commit/ab6299251a395da519265743cc832a8b6ed998be
  Author: H. S. Teoh <hsteoh at quickfur.ath.cx>
  Date:   2016-02-29 (Mon, 29 Feb 2016)

  Changed paths:
    M std/file.d

  Log Message:
  -----------
  Merge pull request #4031 from mm-binary/patch-1

Better description for return value of `exists`


Compare: https://github.com/D-Programming-Language/phobos/compare/39412a3026bb...ab6299251a39