araneatests.messages
org.eclipse.jdt.core.javabuilder
org.eclipse.pde.ManifestBuilder
org.eclipse.pde.SchemaBuilder
org.eclipse.ui.externaltools.ExternalToolBuilder
auto,full,incremental,
LaunchConfigHandle
<project>/.externalToolBuilders/araneatests.messages.generateMessagesBuilder.launch
org.eclipse.jdt.core.javanature
org.eclipse.pde.PluginNature