[phobos] [D-Programming-Language/phobos] 54ecbd: Update filelogger.d

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: 54ecbd985a9c73f980279f3f137c17cc718dfcc4
      https://github.com/D-Programming-Language/phobos/commit/54ecbd985a9c73f980279f3f137c17cc718dfcc4
  Author: Ilya Yaroshenko <ilyayaroshenko at gmail.com>
  Date:   2016-03-26 (Sat, 26 Mar 2016)

  Changed paths:
    M std/experimental/logger/filelogger.d

  Log Message:
  -----------
  Update filelogger.d


  Commit: 57bcf5f9e962d797b597234c5bfa2cc590fdebab
      https://github.com/D-Programming-Language/phobos/commit/57bcf5f9e962d797b597234c5bfa2cc590fdebab
  Author: Dmitry Olshansky <dmitry.olsh at gmail.com>
  Date:   2016-03-26 (Sat, 26 Mar 2016)

  Changed paths:
    M std/experimental/logger/filelogger.d

  Log Message:
  -----------
  Merge pull request #4123 from 9il/master

Remove unused import from filelogger.d


Compare: https://github.com/D-Programming-Language/phobos/compare/eed5a52803ee...57bcf5f9e962