As soon as Eclipse supports JUnit 5 "Jupiter", remove [JUnit4Suite](https://github.com/sormuras/listing/blob/master/src/test/com/github/sormuras/listing/JUnit4Suite.java) with no longer need legacy jars. See https://bugs.eclipse.org/bugs/show_bug.cgi?id=488566
As soon as Eclipse supports JUnit 5 "Jupiter", remove JUnit4Suite with no longer need legacy jars.
See https://bugs.eclipse.org/bugs/show_bug.cgi?id=488566