Add scalacheck tests

[elbaulp]

No description provided.

[meixsh]

hello, I noticed that your code mainly includes "flowCollector" and "featureEextractor" two modules coded by scala programming language. Because I do not know machine learning method and how it could combine with extracted features to implement attack detection, I really want to know how you code about that part. And I want to know that could you give me some documentation about how to run your project in testbed or simulation. I really want to try the entire flow on attack detection and mitigation by some specific experiments.