[phobos] [D-Programming-Language/phobos] f9466a: remove unnecessary uses of std.format

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: f9466a982ff432e3de4690c608b9cfe6155c1d7b
      https://github.com/D-Programming-Language/phobos/commit/f9466a982ff432e3de4690c608b9cfe6155c1d7b
  Author: Walter Bright <walter at walterbright.com>
  Date:   2015-06-30 (Tue, 30 Jun 2015)

  Changed paths:
    M std/random.d
    M std/utf.d

  Log Message:
  -----------
  remove unnecessary uses of std.format


  Commit: 2b8f99bb038431fd2f2cbd95c1eed76e9dc7cfa3
      https://github.com/D-Programming-Language/phobos/commit/2b8f99bb038431fd2f2cbd95c1eed76e9dc7cfa3
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2015-07-09 (Thu, 09 Jul 2015)

  Changed paths:
    M std/random.d
    M std/utf.d

  Log Message:
  -----------
  Merge pull request #3455 from WalterBright/rmformat

remove unnecessary uses of std.format


Compare: https://github.com/D-Programming-Language/phobos/compare/0e732cb4d658...2b8f99bb0384