org.springframework.ide.eclipse.buildship30 org.eclipse.wst.common.project.facet.core.builder org.eclipse.jdt.core.javabuilder org.eclipse.pde.ManifestBuilder org.eclipse.pde.SchemaBuilder org.eclipse.pde.PluginNature org.eclipse.jdt.core.javanature org.eclipse.wst.common.project.facet.core.nature