be.ac.vub.simpleocl.resource.simpleocl org.eclipse.m2m.atl.adt.builder.atlBuilder org.eclipse.jdt.core.javabuilder org.eclipse.pde.ManifestBuilder org.eclipse.pde.SchemaBuilder org.eclipse.m2m.atl.adt.builder.atlNature org.eclipse.jdt.core.javanature org.eclipse.pde.PluginNature