code cleanup

Signed-off-by: Nilkamal Weerasinghe <wnilkamal@yahoo.com>
additional unit tests for the EquivalenceClassTransformer at a method/functional/unit level AND replcement of the SSN EQclass function with a robust version of it

Signed-off-by: Nilkamal Weerasinghe <wnilkamal@yahoo.com>
Merge branch 'master' of https://github.com/wnilkamal/DataGenerator into wnilkamal-master

Signed-off-by: yukaReal <yuriy.yankop@gmail.com>

Conflicts:
	dg-core/src/test/java/org/finra/datagenerator/engine/scxml/SCXMLEngineTest.java