Release 2.2.9

Author: akarnokd

CHANGES.md

@@ -2,6 +2,25 @@
 
 The changelog of version 1.x can be found at https://github.com/ReactiveX/RxJava/blob/1.x/CHANGES.md
 
+### Version 2.2.9 - May 30, 2019 ([Maven](http://search.maven.org/#artifactdetails%7Cio.reactivex.rxjava2%7Crxjava%7C2.2.9%7C))
+
+#### Bugfixes
+
+  - [Pull 6488](https://github.com/ReactiveX/RxJava/pull/6488): Fix `zip` not stopping the subscription upon eager error.
+
+#### Documentation changes
+
+  - [Pull 6453](https://github.com/ReactiveX/RxJava/pull/6453): Fixed wrong type referenced in `Maybe` and `Single` JavaDocs.
+  - [Pull 6458](https://github.com/ReactiveX/RxJava/pull/6458): Update the Javadoc of the `retry` operator.
+
+#### Other
+
+  - [Pull 6452](https://github.com/ReactiveX/RxJava/pull/6452): Remove dependency of `Schedulers` from `ObservableRefCount`.
+  - [Pull 6461](https://github.com/ReactiveX/RxJava/pull/6461): Change error message in `ObservableFromArray`.
+  - [Pull 6469](https://github.com/ReactiveX/RxJava/pull/6469): Remove redundant methods from `sample(Observable)`.
+  - [Pull 6470](https://github.com/ReactiveX/RxJava/pull/6470): Remove unused import from `Flowable.java`.
+  - [Pull 6485](https://github.com/ReactiveX/RxJava/pull/6485): Remove unused `else` from the `Observable`.
+
 ### Version 2.2.8 - March 26, 2019 ([Maven](http://search.maven.org/#artifactdetails%7Cio.reactivex.rxjava2%7Crxjava%7C2.2.8%7C))
 
 #### Bugfixes