Source for validation messages, within a particular locale.
The service's configuration are paths, within the classpath, to bundles to load as part of the validation messages.
Starting with Tapestry 5.2, the returned Messages reflects all the contributed paths, with the {@linkplain ComponentMessagesSource#getApplicationCatalog(java.util.Locale) global application catalog} ordered tooverride any of the messages supplied by a contributed resource. This service will be elminated entirely in Tapestry 5.3.
@deprecated Contribute to the {@link ComponentMessagesSource} service instead