message: Add VSNRAY_VERSION macro
diff: #define VSNRAY_VERSION_MINOR 2
  #define VSNRAY_VERSION_PATCH 0
  +#define VSNRAY_VERSION (VSNRAY_VERSION_MAJOR * 100 + VSNRAY_VERSION_MINOR * 10 + VSNRAY_VERSION_PATCH)
  //-------------------------------------------------------------------------------------------------
  // Convenience macros to obtain version info
  