Updated readme

Author: gastaldi

README.md

@@ -46,7 +46,7 @@ To use this code, you'll have to add the JDom dependency to your project's pom.x
 
     <dependency>
       <groupId>org.jdom</groupId>
-      <artifactId>jdom</artifactId>
-      <version>1.1</version>
+      <artifactId>jdom2</artifactId>
+      <version>2.0.6</version>
     </dependency>