Extract upstream KWSys using the following shell commands.

$ git archive --prefix=upstream-kwsys/ a1e83e42 | tar x
$ git shortlog --no-merges --abbrev=8 --format='%h %s' f4fc41fa..a1e83e42
Brad King (2):
      f9db7eab SystemInformation: Fix helper definition order
      a1e83e42 SystemInformation: Expose helper functions only where needed

Change-Id: Ied0b9d4b505598bbdc9bc109c2c67b1ad6fc448a