[phobos] [D-Programming-Language/phobos] f69a7d: fix broken std.range.Take slicing

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: f69a7d95361f122122c906134533c8e01fb1953b
      https://github.com/D-Programming-Language/phobos/commit/f69a7d95361f122122c906134533c8e01fb1953b
  Author: John Colvin <john.loughran.colvin at gmail.com>
  Date:   2016-03-24 (Thu, 24 Mar 2016)

  Changed paths:
    M std/range/package.d

  Log Message:
  -----------
  fix broken std.range.Take slicing


  Commit: 678a511ff2e4da8a7583b557bbfb689d5501cd12
      https://github.com/D-Programming-Language/phobos/commit/678a511ff2e4da8a7583b557bbfb689d5501cd12
  Author: John Colvin <john.loughran.colvin at gmail.com>
  Date:   2016-03-24 (Thu, 24 Mar 2016)

  Changed paths:
    M std/algorithm/iteration.d

  Log Message:
  -----------
  faster pairwise summation


  Commit: 1d2e88c266fad2615655095c6f83a42147e21fa7
      https://github.com/D-Programming-Language/phobos/commit/1d2e88c266fad2615655095c6f83a42147e21fa7
  Author: Dmitry Olshansky <dmitry.olsh at gmail.com>
  Date:   2016-04-12 (Tue, 12 Apr 2016)

  Changed paths:
    M std/algorithm/iteration.d
    M std/range/package.d

  Log Message:
  -----------
  Merge pull request #4069 from John-Colvin/patch-16

faster pairwise summation


Compare: https://github.com/D-Programming-Language/phobos/compare/6c0dbab725b1...1d2e88c266fa