April 11, 2016
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: a7a6e91d468910732acb44d6c6a48e31de1c2753
      https://github.com/D-Programming-Language/phobos/commit/a7a6e91d468910732acb44d6c6a48e31de1c2753
  Author: sigod <sigod@users.noreply.github.com>
  Date:   2015-08-11 (Tue, 11 Aug 2015)

  Changed paths:
    M std/concurrency.d

  Log Message:
  -----------
  std.concurrency: receiveTimeout: allow negative timeout


  Commit: e478958882e55a3e9308c8fceae96c84f5be0b87
      https://github.com/D-Programming-Language/phobos/commit/e478958882e55a3e9308c8fceae96c84f5be0b87
  Author: sigod <sigod@users.noreply.github.com>
  Date:   2015-12-08 (Tue, 08 Dec 2015)

  Changed paths:
    M std/concurrency.d

  Log Message:
  -----------
  std.concurrency: MessageBox.get: yield if period is zero or negative


  Commit: 7988eae1d1450e74d20025181709b07091f61346
      https://github.com/D-Programming-Language/phobos/commit/7988eae1d1450e74d20025181709b07091f61346
  Author: Dmitry Olshansky <dmitry.olsh@gmail.com>
  Date:   2016-04-12 (Tue, 12 Apr 2016)

  Changed paths:
    M std/concurrency.d

  Log Message:
  -----------
  Merge pull request #3545 from sigod/patch-1

std.concurrency: receiveTimeout: allow negative timeout


Compare: https://github.com/D-Programming-Language/phobos/compare/11ef8c4a11df...7988eae1d145