Implement a mechanism to allow other libraries to integrate better with rapaio-jupyter-kernel.
The mechanism should be documented and available on this repository.
A first idea is to find a way to allow external objects to be displayed properly on notebooks: a first immediate solution is to define an interface for all objects which wants to control rendering and at rendering request if the object implements that interface than to delegate to the object itself the rendering
Implement a mechanism to allow other libraries to integrate better with rapaio-jupyter-kernel.