downhill-0.2.0.0: CHANGELOG.md

# Revision history for downhill

## 0.2.0.0
* `MetricTensor` is no longer required to be a `VectorSpace`
* `T2`, `T3` pattern synonyms for `BVar`
* `L2` metric
* Generics for `BasicVector`, `Dual`
* Template Haskell scrapped

## 0.1.0.0

* First version