KWSys 2015-10-06 (d79801bb)

Extract upstream KWSys using the following shell commands.

$ git archive --prefix=upstream-kwsys/ d79801bb | tar x
$ git shortlog --no-merges --abbrev=8 --format='%h %s' 2089567a..d79801bb
Brad King (1):
      e56e3292 Encoding: Support building on Windows with WIN32_LEAN_AND_MEAN

Terrell Russell (1):
      d79801bb SystemTools: Fix spelling of "succeeded" in comments