fix maven badge
Update to better checkstyle
Upgrade to RxJava 3.0.6, release 3.0.1
Merge branch '3.x' of https://github.com/akarnokd/RxJavaExtensions.git … …into 3.x
Upgrade to RxJava 3.0.0-RC8
Upgrade to RxJava 3.0.0-RC6
Upgrade 3.0.0-RC5
Upgrade to RxJava 3.0.0-RC4
Upgrade to RxJava 3.0.0-RC3, adjust internals
Fix javadoc links