[phobos] [D-Programming-Language/phobos] af1409: enhance std.string.indexOf(substring) with ranges

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: af1409cdab87f33ccb87a603404198223831be53
      https://github.com/D-Programming-Language/phobos/commit/af1409cdab87f33ccb87a603404198223831be53
  Author: Walter Bright <walter at walterbright.com>
  Date:   2015-04-11 (Sat, 11 Apr 2015)

  Changed paths:
    M std/string.d

  Log Message:
  -----------
  enhance std.string.indexOf(substring) with ranges


  Commit: eff45fa5302f6c75b0b4ec2b9567dfc76012e3ae
      https://github.com/D-Programming-Language/phobos/commit/eff45fa5302f6c75b0b4ec2b9567dfc76012e3ae
  Author: JakobOvrum <JakobOvrum at users.noreply.github.com>
  Date:   2015-04-26 (Sun, 26 Apr 2015)

  Changed paths:
    M std/string.d

  Log Message:
  -----------
  Merge pull request #3179 from WalterBright/indexOf-Range3

enhance std.string.indexOf(substring) with ranges


Compare: https://github.com/D-Programming-Language/phobos/compare/2cd8fab196e1...eff45fa5302f