June 26, 2016
  Branch: refs/heads/master
  Home:   https://github.com/dlang/phobos
  Commit: 96884bb095960acc74884126f1cf3cfa024ff792
      https://github.com/dlang/phobos/commit/96884bb095960acc74884126f1cf3cfa024ff792
  Author: Walter Bright <walter@walterbright.com>
  Date:   2016-06-26 (Sun, 26 Jun 2016)

  Changed paths:
    M std/complex.d

  Log Message:
  -----------
  switch complex.toString to use Writer instead of sink


  Commit: badf99036709199af33eb505106eaf28641f635a
      https://github.com/dlang/phobos/commit/badf99036709199af33eb505106eaf28641f635a
  Author: Andrei Alexandrescu <andrei@erdani.com>
  Date:   2016-06-26 (Sun, 26 Jun 2016)

  Changed paths:
    M std/complex.d

  Log Message:
  -----------
  Merge pull request #4470 from WalterBright/complexwriter

switch complex.toString to use Writer instead of sink


Compare: https://github.com/dlang/phobos/compare/dc52a43774c6...badf99036709