KWSys 2016-07-19 (9d1dbd95)

Code extracted from:

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

at commit 9d1dbd95835638e4c0fcf74dc8020cd4cd3426c1 (master).

Upstream Shortlog
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Dāvis Mosāns (2):
      d2cdfc6d FStream: Use common base for basic_ifstream and basic_ofstream
      9d1dbd95 FStream: Add MinGW support