halo2-core 0.1.0-beta.2

[BETA] Fast proof-carrying data implementation with no trusted setup
# Changelog
All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to Rust's notion of
[Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]
### Removed
- `halo2::arithmetic::BatchInvert` (use `ff::BatchInvert` instead).

## [0.1.0-beta.1] - 2021-09-24
Initial beta release!