maven org.apache.maven 2.0-beta-4-SNAPSHOT 4.0.0 org.apache.maven maven-model Maven Model 2.0-beta-4-SNAPSHOT Maven Model org.codehaus.modello modello-maven-plugin 1.0-alpha-4 xpp3-writer java xpp3-reader xsd 4.0.0 maven.mdo all-models org.codehaus.modello modello-maven-plugin v3 xpp3-writer java xpp3-reader xsd 3.0.0 true maven-jar-plugin package jar all plexus plexus-utils