A Clean C++11 Deep Learning API

Dlib 19.0 is out and it has a lot of new features, like new elastic net and quadratic program solvers. But the feature I'm most excited about is the new deep learning API. There are a lot of existing deep learning frameworks, but none of them have clean C++ APIs. You have to use them through a language like Python or Lua, which is fine in and of itself. But if you are a professional software engin