README.md: Add short release note about Styx 1.0 API. (#248)
README.md: Add short release note about Styx 1.0 API. (#248)

* README.md: Add short release note about Styx 1.0 API.
mikkokar/styx,mikkokar/styx,mikkokar/styx,mikkokar/styx,mikkokar/styx,mikkokar/styx