Add logger
Refactor dynamic loggers to use instance logger
Expand wildcard import java.io.* to declare individual classes
Expand wildcard import java.util.* to declare individual classes
Expand wildcard import org.wikipedia.miner.model.* to declare individual
classes
Expand wildcard import org.wikipedia.miner.util.* to declare individual
classes
Expand wildcard import org.wikipedia.miner.util.text.* to declare
individual classes
Expand wildcard import org.dmilne.weka.wrapper.* to declare individual
classes
Expand wildcared import weka.classifiers.* to declare individual classes
Expand wildcard import weka.core.* to declare individual classes
Format per coding standard
Fix [SonarQube] System.out and System.err should not be used as loggers
(Replace this usage of System.out or System.err by a logger)