As always, please let us know if you have any problems by opening an issue at https://jira.mongodb.org/browse/JAVARS.
The JVM Driver team
[1] http://mongodb.github.io/mongo-java-driver-reactivestreams/1.8/changelog/#1-8-0
[2] https://jira.mongodb.org/issues/?jql=project%20%3D%20JAVARS%20AND%20fixVersion%20%3D%201.8