multilinear-0.2.3.0: ChangeLog.md

# 0.2.2.2, 2018-11-02
- fixed conflicting dependencies
- added criterion benchmarks

# 0.2.2, 2018-11-01
## Dependencies update
- ported to LTS-12.16 resolver

# 0.2.1, 2018-10-31
Initial release