Add SkelePlex source code
This PR adds the code for the skeleplex skeletonization network. Note that I included the model weights which are a large binary. We could consider putting them somewhere else, but it's probably fine for now?
This PR adds the code for the skeleplex skeletonization network. Note that I included the model weights which are a large binary. We could consider putting them somewhere else, but it's probably fine for now?