message: Add tests for Python 3 and VS2017
diff: version: "{build}"
  -os: Visual Studio 2015
  +os: Visual Studio 2017
  clone_folder: C:\Projects\MaterialX
  environment:
  @@ -8,12 +8,14 @@ environment:
  PYTHON: C:\Python26
  - CMAKE_PLATFORM: "Visual Studio 14 2015 Win64"
  PYTHON: C:\Python27-x64
  + - CMAKE_PLATFORM: "Visual Studio 15 2017 Win64"
  + PYTHON: C:\Python36-x64
  configuration:
  - Release
  install:
  - - SET PATH=%PYTHON%;%PATH%
  + - set PATH=%PYTHON%;%PATH%
  build_script:
  - mkdir build
  