message: samples: prefer CMake from MSVS
  MSVS is shipped with CMake compoment.
diff: @@ -38,26 +38,6 @@ echo ===========================================================================
  :: Path to FFMPEG binary files
  set "PATH=!PATH!;!SCRIPTDIR!\..\..\build\bin\"
  -:: Detect CMake
  -cmake --version >NUL 2>NUL
  -if !ERRORLEVEL! EQU 0 (
  - set CMAKE_FOUND=1
  -) else (
  - if exist "C:\Program Files\CMake\bin" (
  - set "PATH=!PATH!;C:\Program Files\CMake\bin"
  - cmake --version >NUL 2>NUL
  - if !ERRORLEVEL! EQU 0 (
  - set CMAKE_FOUND=1
  - )
  - )
  -)
  -if NOT DEFINED CMAKE_FOUND (
  - set "MSG=CMake is required to build OpenCV samples. Download it from here: https://cmake.org/download/ and install into 'C:\Program Files\CMake'"
  - goto die
  -) else (
  - echo CMake is detected
  -)
  -
  :: Detect compiler
  cl /? >NUL 2>NUL <NUL
  if !ERRORLEVEL! NEQ 0 (
  @@ -87,6 +67,27 @@ if !ERRORLEVEL! NEQ 0 (
  )
  )
  +:: Detect CMake
  +cmake --version >NUL 2>NUL
  +if !ERRORLEVEL! EQU 0 (
  + set CMAKE_FOUND=1
  +) else (
  + if exist "C:\Program Files\CMake\bin" (
  + set "PATH=!PATH!;C:\Program Files\CMake\bin"
  + cmake --version >NUL 2>NUL
  + if !ERRORLEVEL! EQU 0 (
  + set CMAKE_FOUND=1
  + )
  + )
  +)
  +if NOT DEFINED CMAKE_FOUND (
  + set "MSG=CMake is required to build OpenCV samples. Download it from here: https://cmake.org/download/ and install into 'C:\Program Files\CMake'"
  + goto die
  +) else (
  + call :execute cmake --version
  + echo CMake is detected
  +)
  +
  :: Detect available MSVS version
  if NOT DEFINED VisualStudioVersion (
  set "MSG=Can't determine MSVS version. 'VisualStudioVersion' is not defined"
  