Downgrade plexus-xml to 3.0.0 to keep Maven 3 compatibility

Author: slachiewicz

pom.xml

@@ -40,7 +40,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-xml</artifactId>
-      <version>4.0.2</version>
+      <version>3.0.0</version>
     </dependency>
     <dependency>
       <groupId>org.codehaus.plexus</groupId>