org.eclipse.papyrus.infra.gmfdiag.css.model.edit
org.eclipse.pde.api.tools.apiAnalysisBuilder
org.eclipse.jdt.core.javabuilder
org.eclipse.pde.ManifestBuilder
org.eclipse.pde.SchemaBuilder
org.eclipse.pde.api.tools.apiAnalysisNature
org.eclipse.jdt.core.javanature
org.eclipse.pde.PluginNature