#1874 Introduce individual ConsoleLogger instance per class (#1875)

* #1874 Introduce individual ConsoleLogger instance per class
- Create ConsoleLoggerFactory from which a separate logger can be created for each class
- Allows to support individual log level settings in the future

* Fix CodeStyle issue

* Replace full class name with import

* Update usages after merge from master

src/main/java/fr/xephi/authme/datasource/CacheDataSource.java

@@ -12,6 +12,7 @@ import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import fr.xephi.authme.ConsoleLogger;
 import fr.xephi.authme.data.auth.PlayerAuth;
 import fr.xephi.authme.data.auth.PlayerCache;
+import fr.xephi.authme.output.ConsoleLoggerFactory;
 import fr.xephi.authme.security.crypts.HashedPassword;
 import fr.xephi.authme.util.Utils;
 
@@ -25,6 +26,8 @@ import java.util.stream.Collectors;
 
 public class CacheDataSource implements DataSource {
 
+    private final ConsoleLogger logger = ConsoleLoggerFactory.get(CacheDataSource.class);
+
     private final DataSource source;
     private final PlayerCache playerCache;
     private final LoadingCache<String, Optional<PlayerAuth>> cachedAuths;
@@ -164,7 +167,7 @@ public class CacheDataSource implements DataSource {
         try {
             executorService.awaitTermination(5, TimeUnit.SECONDS);
         } catch (InterruptedException e) {
-            ConsoleLogger.logException("Could not close executor service:", e);
+            logger.logException("Could not close executor service:", e);
         }
         cachedAuths.invalidateAll();
         source.closeConnection();