[phobos] [dlang/phobos] 28b6b4: Tighten popFront

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/dlang/phobos
  Commit: 28b6b462b8d7a9c90aeb59d4b2decff86000e613
      https://github.com/dlang/phobos/commit/28b6b462b8d7a9c90aeb59d4b2decff86000e613
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2016-10-09 (Sun, 09 Oct 2016)

  Changed paths:
    M std/range/primitives.d

  Log Message:
  -----------
  Tighten popFront


  Commit: 71dc211e691dede4348fd0a582a9f959ccc6fcd4
      https://github.com/dlang/phobos/commit/71dc211e691dede4348fd0a582a9f959ccc6fcd4
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2016-10-10 (Mon, 10 Oct 2016)

  Changed paths:
    M std/range/primitives.d

  Log Message:
  -----------
  Merge pull request #4848 from andralex/popFront

Tighten popFront


Compare: https://github.com/dlang/phobos/compare/bb2a85994f5a...71dc211e691d