[openssl-gost] [gost-engine/engine] 2c5c85: Add native Visual Studio 2015-2017 build support.

[Dmitry Belyavskiy <beldmit@users.noreply.github.com>]

  Branch: refs/heads/master
  Home:   https://github.com/gost-engine/engine
  Commit: 2c5c85adf6abc27fd5894c0a82587bc6fbdfb170
      https://github.com/gost-engine/engine/commit/2c5c85adf6abc27fd5894c0a82587bc6fbdfb170
  Author: Dmitry Ryazantsev <dimitriy.ryazantcev@gmail.com>
  Date:   2018-01-10 (Wed, 10 Jan 2018)

  Changed paths:
    M CMakeLists.txt
    M INSTALL.md
    R READMEWIN.txt

  Log Message:
  -----------
  Add native Visual Studio 2015-2017 build support.
Add install via CMake.


  Commit: 9d0a4584f65d09d396e2dd655f7ae390ac64d60e
      https://github.com/gost-engine/engine/commit/9d0a4584f65d09d396e2dd655f7ae390ac64d60e
  Author: Dmitry Ryazantsev <dimitriy.ryazantcev@gmail.com>
  Date:   2018-01-10 (Wed, 10 Jan 2018)

  Changed paths:
    A getopt.h
    M gost12sum.c
    M gost_grasshopper_defines.h
    M gost_grasshopper_math.h
    M gost_md2012.c
    M gostsum.c

  Log Message:
  -----------
  Fix MSVS2017 build errors.

Also add missing getopt.h header for gostsum and gost12sum tools build in MSVS (borrowed from https://github.com/skandhurkat/Getopt-for-Visual-Studio).


  Commit: 1696a124f894e12561643d3cd800deafde6113d4
      https://github.com/gost-engine/engine/commit/1696a124f894e12561643d3cd800deafde6113d4
  Author: Dmitry Ryazantsev <dimitriy.ryazantcev@gmail.com>
  Date:   2018-01-10 (Wed, 10 Jan 2018)

  Changed paths:
    A .gitignore

  Log Message:
  -----------
  Add simple .gitignore file


  Commit: 7f12baed6f8d2592c07f09375fcb31bc6f00e8ab
      https://github.com/gost-engine/engine/commit/7f12baed6f8d2592c07f09375fcb31bc6f00e8ab
  Author: Dmitry Belyavskiy <beldmit@users.noreply.github.com>
  Date:   2018-01-10 (Wed, 10 Jan 2018)

  Changed paths:
    A .gitignore
    M CMakeLists.txt
    M INSTALL.md
    R READMEWIN.txt
    A getopt.h
    M gost12sum.c
    M gost_grasshopper_defines.h
    M gost_grasshopper_math.h
    M gost_md2012.c
    M gostsum.c

  Log Message:
  -----------
  Merge pull request #48 from DJm00n/master

 Add native Visual Studio 2015-2017 build support


Compare: https://github.com/gost-engine/engine/compare/46a7d9707a3f...7f12baed6f8d