Advance to log4j-2.13.3 in order to be compatible with java-11.

pom.xml

@@ -45,11 +45,28 @@
 	<dependencies>
 		<!-- <dependency> <groupId>commons-cli</groupId> <artifactId>commons-cli</artifactId> 
 			<version>1.4</version> </dependency> -->
+		<!--
 		<dependency>
 			<groupId>log4j</groupId>
 			<artifactId>log4j</artifactId>
 			<version>1.2.17</version>
 		</dependency>
+		-->
+	  <dependency>
+    <groupId>org.apache.logging.log4j</groupId>
+    <artifactId>log4j-api</artifactId>
+    <version>2.13.3</version>
+  </dependency>
+  <dependency>
+    <groupId>org.apache.logging.log4j</groupId>
+    <artifactId>log4j-core</artifactId>
+    <version>2.13.3</version>
+  </dependency>
+	    <dependency>
+    <groupId>org.apache.logging.log4j</groupId>
+    <artifactId>log4j-1.2-api</artifactId>
+    <version>2.13.3</version>
+  </dependency>
 		<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>