Experiment: What if we could not only store Integers in the RawData tree
but instead arbitrary Objects?
ClassRepresenter used to use Google's map function.
Replaced this by either standard Java's way of doing this
or by using A. Kuhn's foreach magic.
Not yet decided which one to use...
Experiment: Implementation of a Train Wreck metrics.
Now the question is: What exactly is a Train Wreck? ;-)
Forgot to adapt Contract to API change.