[phobos] [D-Programming-Language/phobos] bdba8b: Merge pull request #420 from kennytm/pure_utf

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: bdba8b7644d8f473848ecfa740f7a715c980d7c8
      https://github.com/D-Programming-Language/phobos/commit/bdba8b7644d8f473848ecfa740f7a715c980d7c8
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2012-02-18 (Sat, 18 Feb 2012)

  Changed paths:
    M std/utf.d

  Log Message:
  -----------
  Merge pull request #420 from kennytm/pure_utf

Add 'pure' attribute to toUTF8, toUTF16 and toUTF32.