MIP-0.1.2.0: ChangeLog.md

# Changelog for MIP

## Unreleased changes

## 0.1.2.0

* support mtl-2.3

## 0.1.1.0

* re-export `Default` class from `Numeric.Optimization.MIP`.
* fix to work with recent version of CBC
* generalize type of `parseLPString` and `parseMPSString`

## 0.1.0.0

* Separated from toysolver package
  https://github.com/msakai/toysolver/tree/7096038ece0a5f860a951567689ef9a03ac0355d