Maven POM: upgrade dom4j dependency to 2.1.3.

(cherry picked from commit c1b99dd)

Author: carlosame

pom.xml

@@ -39,7 +39,7 @@
 	<dependency>
 		<groupId>org.dom4j</groupId>
 		<artifactId>dom4j</artifactId>
-		<version>2.1.1</version>
+		<version>2.1.3</version>
 		<type>jar</type>
 		<scope>compile</scope>
 		<optional>false</optional>