fix: sets ERROR as default level for logger to avoid spamming the log file during gb imports

src/main/java/se/lantz/util/ExceptionHandler.java

@@ -142,7 +142,7 @@ public class ExceptionHandler extends JDialog
   
   public static void logMessage(final String message)
   {
-    logger.error(message);
+    logger.debug(message);
   }
   
   public static void logException(final Throwable ex, final String message)

src/main/resources/logback.xml

@@ -27,7 +27,7 @@
 		</encoder>
 	</appender>
 
-	<root level="debug">
+	<root level="error">
 		<appender-ref ref="STDOUT" />
 		<appender-ref ref="FILE" />
 	</root>