## 1.1.2

* Export `UnmodifiableMapView` from the Dart core libraries.

## 1.1.1

* Bug-fix for signatures of `isValidKey` arguments of `CanonicalizedMap`.

## 1.1.0

* Add a `QueueList` class that implements both `Queue` and `List`.

## 0.9.4

* Add a `CanonicalizedMap` class that canonicalizes its keys to provide a custom
  equality relation.

## 0.9.3+1

* Fix all analyzer hints.

## 0.9.3

* Add a `MapKeySet` class that exposes an unmodifiable `Set` view of a `Map`'s
  keys.

* Add a `MapValueSet` class that takes a function from values to keys and uses
  it to expose a `Set` view of a `Map`'s values.