Presented at TruffleCon 2018 in Portland Oregon
You'll need coffeescript 2.0+ to build.
The Tree builder should be replaced with a UTXO builder for better testing.
There is a bug in the Patricia Tree code. Feel free to find it an send a pull request.
The PPTX presented at TruffleCon is in the repo.
For a remix walkthrough see the Stateless Tokens.pdf file.