async-change-tracker 0.1.0

reactive change notifications using futures
Documentation
# Change Log

All user visible changes to this project will be documented in this file.
This project adheres to [Semantic Versioning](http://semver.org/), as described
for Rust libraries in [RFC #1105](https://github.com/rust-lang/rfcs/blob/master/text/1105-api-evolution.md)

## unreleased

* Initial release