0.20.5 and 1.0.0-rc.4

Author: benjchristensen

CHANGES.md

@@ -1,5 +1,22 @@
 # RxJava Releases #
 
+### Version 1.0.0-rc.4 ([Maven Central](http://search.maven.org/#artifactdetails%7Cio.reactivex%7Crxjava%7C1.0.0-rc.4%7C)) ###
+
+* [Pull 1687] (https://github.com/ReactiveX/RxJava/pull/1687) Don't allocate an empty ArrayList for each Observable.empty call
+* [Pull 1705] (https://github.com/ReactiveX/RxJava/pull/1705) Fix null-emitting combineLatest
+* [Pull 1683] (https://github.com/ReactiveX/RxJava/pull/1683) ObserveOn Error Handling
+* [Pull 1686] (https://github.com/ReactiveX/RxJava/pull/1686) Fix Rx serialization bug in takeUntil again and the concurrent issue in BufferUntilSubscriber
+* [Pull 1701] (https://github.com/ReactiveX/RxJava/pull/1701) Fix the compose generics
+* [Pull 1712] (https://github.com/ReactiveX/RxJava/pull/1712) Fixing regression in mergeDelayError
+* [Pull 1716] (https://github.com/ReactiveX/RxJava/pull/1716) Remove Observable.Parallel
+
+### Version 0.20.5 ([Maven Central](http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22com.netflix.rxjava%22%20AND%20v%3A%220.20.5%22)) ###
+
+* [Pull 1686] (https://github.com/ReactiveX/RxJava/pull/1686) Fix Rx serialization bug in takeUntil again and the concurrent issue in BufferUntilSubscriber
+* [Pull 1701] (https://github.com/ReactiveX/RxJava/pull/1701) Fix the compose generics
+* [Pull 1712] (https://github.com/ReactiveX/RxJava/pull/1712) Fixing regression in mergeDelayError
+* [Pull 1715] (https://github.com/ReactiveX/RxJava/pull/1715) Deprecate Observable.Parallel
+
 ### Version 1.0.0-rc.3 ([Maven Central](http://search.maven.org/#artifactdetails%7Cio.reactivex%7Crxjava%7C1.0.0-rc.3%7C)) ###
 
 * Merging fixes from 0.20.4 into 1.x branch