# Revision history for dependent-map
## Unreleased (0.4.0.1)
* Minimum `base` version is now `4.11` (GHC 8.4.x).
* Use canonical `mappend`/`(<>)` definitions.
## 0.4.0.0 - 2020-03-26
* Stop re-exporting `Some(..)`, `GCompare(..)`, and `GOrdering(..)` from `dependent-sum` (which itself re-exports from `some` in some versions).
* Stop re-exporting `DSum(..)` from `dependent-sum`.
## 0.3.1.0 - 2020-03-26
* Drop support for non-GHC compilers.
* Drop support for GHC < 8.
* Update maintainer and GitHub links.
* Support `dependent-sum` 0.7.
* Add `ffor`, `fforWithKey`, `forWithKey`, `forWithKey_`, and `traverseWithKey_` to `Data.Dependent.Map`.
* Enable `PolyKinds` for `Data.Dependent.Map.Lens`.
## 0.3 - 2019-03-21
* Change instances of Eq, Ord, Read, Show to use Has' from constraints-extras instead of *Tag classes.
* This ends support for GHC 7.x.