Duplicated JARs in Infinispan distribution

gistfile1.txt

      2 aopalliance-1.0.jar
      2 avalon-framework-4.1.3.jar
      2 guava-r08.jar
      2 jackson-core-asl-1.9.2.jar
      2 jackson-mapper-asl-1.9.2.jar
      2 javax.inject-1.jar
      2 jboss-logging-3.1.0.GA.jar
      2 jboss-marshalling-1.3.6.GA.jar
      2 jboss-marshalling-river-1.3.6.GA.jar
      2 jgroups-3.0.8.Final.jar
      2 jsap-2.1.jar
      2 logkit-1.0.1.jar
      2 servlet-api-2.5.jar
      2 slf4j-api-1.6.1.jar
      2 snappy-java-1.0.4.1.jar
      2 xercesImpl-2.9.1.jar
      2 xml-apis-1.0.b2.jar
      3 commons-lang-2.4.jar
      3 commons-logging-1.1.jar
      3 infinispan-client-hotrod-5.1.3-SNAPSHOT.jar
      3 lucene-core-3.5.0.jar
      4 commons-pool-1.5.6.jar
      4 getopt-1.0.13.jar
      4 infinispan-server-core-5.1.3-SNAPSHOT.jar
      4 scala-library-2.9.1.jar
      5 netty-3.2.6.Final.jar