SuccessChanges

Summary

  1. fixes #3619 (details)
Commit 2684e60b5bbbf0a9da0b2ebab555a02582bc708d by marcus.denker
fixes #3619
#allCallsOn: on Behavior forwards to SystemNavigation, but that is not
needed.
In addition, we can simplify
do not wrap, that is the job of the UI do not sort, that is UI use
flatCollect:
The file was modifiedsrc/Deprecated80/SystemNavigation.extension.st (diff)
The file was modifiedsrc/System-Support-Tests/ClassQueryTest.class.st (diff)
The file was modifiedsrc/System-Support/SystemNavigation.class.st (diff)
The file was modifiedsrc/System-Support/Behavior.extension.st (diff)