KWSys 2014-09-08 (80e852f6)

Extract upstream KWSys using the following shell commands.

$ git archive --prefix=upstream-kwsys/ 80e852f6 | tar x
$ git shortlog --no-merges --abbrev=8 --format='%h %s' 32023afd..80e852f6
Brad King (1):
      80e852f6 kwsysPlatformTests: Use if(DEFINED) to simplify conditions

Clinton Stimpson (1):
      93eb1a1f SystemTools: Improve RelativePath() to handle ./ ../ and //

Change-Id: I76bfe0f0bdf7ab363130aa467c03af48c966acc9
Merge branch 'upstream-kwsys' into update-kwsys

Change-Id: I602f0c1ef367137cd7d4d45555b06aaba7d6ee4b
Merge topic 'update-kwsys' into master

4caadefd Merge branch 'upstream-kwsys' into update-kwsys
50e1f894 KWSys 2014-09-08 (80e852f6)