KWSys 2017-03-28 (34999b6a)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit 34999b6ab815d1456818f4517338a15be7f89ea0 (master).

Upstream Shortlog
-----------------

Ben Boeckel (4):
      e0967411 Add a script to help update third-party sources
      45db0937 SystemTools: use PathExists where appropriate
      8d8c86b5 testConsoleBuf: tighten the check for the /utf-8 flag
      c5529406 SystemTools: use std::string::empty

Brad King (15):
      98505f79 Add script to update GitSetup from upstream
      365edba8 GitSetup: Tell Git not to export .gitattributes
      41a7fe5b Add pre-commit hook to check whether SetupForDevelopment must re-run
      17a1200c Convert developer setup scripts away from Gerrit Code Review
      5f206c3a Tell Git to use a distinct conflict marker size in `.rst` files
      33f828d4 README: Convert from `.txt` to `.rst` markup
      56b707dd README: Add section about reporting bugs
      140357ea CONTRIBUTING: Document contribution through the Kitware GitLab Instance
      4b7bf8e4 Tell Git not to export any `.sh` or `.bash` scripts
      e25eb8dc CONTRIBUTING: Add step for running developer setup script
      e08eee61 SystemTools: Fix conversion warning in test case
      a673a722 SystemInformation: Fix -Wconversion warning
      0af48083 Drop custom Git whitespace check attribute
      6365886c Define a custom Git attribute to mark sources using our C style
      d22c2743 clang-format.bash: Use Git attributes to mark files for formatting

Daniel Pfeifer (1):
      6f43bcef FStream: Make (i|o)fstream::is_open function public

Egor Pugin (3):
      ce44c58a FStream: Export ReadBOM() from shared library
      04e24b2b ConsoleBuf: Remove export macro from BasicConsoleBuf template
      858d5edd Encoding: Export CommandLineArguments from shared library

Eric Berge (1):
      687fcd79 Add -lsocket for libcmsys.a build on SunOS

GitSetup Upstream (3):
      fed3d191 GitSetup 2012-09-27 (341043cf)
      a0144297 GitSetup 2016-12-13 (8af10838)
      868c1e68 GitSetup 2016-12-13 (cd5ada6d)

Gregor Jasny (2):
      0541ce21 SystemTools: Fix off-by-one in GetLineFromStream with size limit
      d6b87625 SystemTools: Add helper function to check for FIFO file type

Nicolás Bértolo (1):
      9c4230b7 SystemInformation: Fix counts of logical and physical cores

Robert Maynard (1):
      27e64d34 SystemInformation: Teach Is64Bits to check host architecture at runtime