<@U0BEXF2SY>, regarding the `@NotNull` issue (<htt...

# announcements

[h0tk3y]

@ccrowe, regarding the @NotNull issue (https://kotlinlang.slack.com/archives/general/p1487798373011261), try: http://stackoverflow.com/questions/36343280/how-can-i-override-a-java-method-and-change-the-nullability-of-a-parameter