maven org.apache.maven 2.0-beta-1 4.0.0 org.apache.maven maven-artifact Maven Artifact 2.0-beta-1 plexus plexus-utils 1.0.3 compile junit junit 3.8.1 test classworlds classworlds 1.1-alpha-2 test plexus plexus-container-default 1.0-alpha-6 test