KWSys 2016-11-28 (1c7c2139)

Code extracted from:

    http://public.kitware.com/KWSys.git

at commit 1c7c2139e773124c0a2b80e10b2840c22a750980 (master).

Upstream Shortlog
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Brad King (2):
      5e556d53 Refactor CMake policy settings
      cb55cf5a Set CMake Policy CMP0063 to NEW within KWSys

Dāvis Mosāns (1):
      1c7c2139 ConsoleBuf: Fix character handling between buffer boundaries