Prepare release 0.9.1

Author: passsy

CHANGELOG.md

@@ -1,3 +1,9 @@
+# 0.9.1
+
+- [#138](https://github.com/passsy/kt.dart/pull/138) Deprecate `KtIterable<T>.sumByDouble` in favor of `KtIterable<T>.sumBy` which now works for `int` and `double`
+- [#140](https://github.com/passsy/kt.dart/pull/140) `KtMap.getOrDefault` now returns `V` instead of `V?`
+- [#140](https://github.com/passsy/kt.dart/pull/140) Fix `KtMap.groupBy` returning `KtMap<K, KtMutableList<T>>` instead of `KtMap<K, KtList<T>>` causing generic type problems in further processing
+
 # 0.9.0
 
 - stable dependencies

README.md

@@ -9,6 +9,15 @@
 
 This project is a port of Kotlin's [Kotlin Standard library](https://kotlinlang.org/api/latest/jvm/stdlib/index.html) for Dart/Flutter projects. It's a useful addition to [`dart:core`](https://api.dartlang.org/stable/dart-core/dart-core-library.html) and includes collections (`KtList`, `KtMap`, `KtSet`) as well as other packages which can improve every Dart/Flutter app. 
 
+```yaml
+dependencies: 
+  kt_dart: ^0.9.0
+```
+
+```dart
+import 'package:kt_dart/kt.dart';
+```
+
 
 ## Motivation
 

pubspec.yaml

@@ -1,6 +1,6 @@
 name: kt_dart
 description: This project is a port of kotlin-stdlib for Dart/Flutter projects. It includes collections (KtList, KtMap, KtSet) with 150+ methods as well as other useful packages.
-version: 0.9.0
+version: 0.9.1
 homepage: https://github.com/passsy/kt.dart
 
 environment: