org.codehaus.groovy.eclipse.core.test org.eclipse.jdt.core.javabuilder org.eclipse.pde.ManifestBuilder org.eclipse.pde.SchemaBuilder org.codehaus.groovy.eclipse.groovyBuilder org.eclipse.pde.PluginNature org.eclipse.jdt.core.javanature org.codehaus.groovy.eclipse.groovyNature