message: Library does not require boost
diff: @@ -29,7 +29,6 @@ Build requirements
  tested with Microsoft Visual Studio 2015 VC14 for x64)
  - [CMake][1] version 2.8.9 or newer
  -- [Boost][2]
  - [OpenGL][12]
  - [GLEW][3]
  - [NVIDIA CUDA Toolkit][4] version 7.0 or newer (optional)
  @@ -41,6 +40,7 @@ Build requirements
  Additionally, in order to compile the viewer application and the [examples](https://github.com/szellmann/visionaray/tree/master/src/examples), the following packages are needed:
  +- [Boost][2]
  - [GLUT][5] or [FreeGLUT][6]
  - [Libjpeg][7] (optional)
  - [Libpng][8] (optional)
  