[phobos] [D-Programming-Language/phobos] 9b9af3: Revert "Prefer std.typecons.Flag over booleans for...

[GitHub via phobos]

  Branch: refs/heads/revert-3281-more-flags
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: 9b9af3196af4759ee8c5d4359080f182e3a678c3
      https://github.com/D-Programming-Language/phobos/commit/9b9af3196af4759ee8c5d4359080f182e3a678c3
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2015-05-16 (Sat, 16 May 2015)

  Changed paths:
    M std/file.d
    M std/net/curl.d
    M std/parallelism.d

  Log Message:
  -----------
  Revert "Prefer std.typecons.Flag over booleans for some Phobos arguments"