Apache License, Version 2.0, (LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0)
MIT license (LICENSE-MIT or https://opensource.org/licenses/MIT)
at your option.
This project was originally forked from https://github.com/dvc94ch/async-spawner from David Craven david@craven.ch but the majority of the code is new or has been rewritten.