"the great evaluator refactoring"

part I.
not-compilable
interface redesigned, TopBitEvaluator implemented
skeleton for CategoriesEvaluator prepared
"the great evaluator refactoring"

part II.
compilable
topBit evaluator seems to be working
CategoriesEvaluator programmed, bug causes negative fitness sometimes
"the great evaluator refactoring"

part III.
compilable
CategoriesEvaluator finished, not tested