added logback

Author: fehguy

src/main/resources/logback.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <layout class="ch.qos.logback.classic.PatternLayout">
+            <Pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</Pattern>
+        </layout>
+    </appender>
+    <root level="error">
+        <appender-ref ref="STDOUT"/>
+    </root>
+</configuration>