def analyzed_classes
      raw_data_relative.first.keys.map{|klass, meth| klass}.uniq.sort
    end
def analyzed_classes
      raw_data_relative.first.keys.map{|klass, meth| klass}.uniq.sort
    end
Classes whose methods have been called.
 Returns an array of strings describing the classes (just klass.to_s for
 each of them). Singleton classes are rendered as:
   #<Class:MyNamespace::MyClass>