message: move VS 2015 to VS 2017
diff: @@ -544,12 +544,20 @@ buildvariants:
  display_name: "${os} ${mongodb_version}"
  tasks:
  - name: compile_and_test_with_shared_libs
  + exclude_spec:
  + # Windows latest only runs on Windows 10. This is tested in the VS 2017 variant.
  + os: "windows-2k8"
  + mongodb_version: "latest"
  - matrix_name: "auth"
  matrix_spec: {os: "*", mongodb_version: "latest"}
  display_name: "${os} ${mongodb_version} Auth"
  tasks:
  - name: compile_and_test_auth_with_shared_libs
  + exclude_spec:
  + # Windows latest only runs on Windows 10. This is tested in the VS 2017 variant.
  + os: "windows-2k8"
  + mongodb_version: "latest"
  #######################################
  # Linux Buildvariants #
  @@ -754,3 +762,4 @@ buildvariants:
  - windows-64-vs2017-compile
  tasks:
  - name: compile_with_shared_libs
  + - name: compile_and_test_auth_with_shared_libs
  