OGM-363 Fix reference in Javadoc
OGM-363 Support @NamedNativeQuery
OGM-413 Unify how OGM specific property settings are handled

Make sure JPA set the same ones
When Properties are passed, try and set the missing properties
OGM-363 Minor javaDoc and comments
OGM-410 Using ConfigurationPropertyReader for accessing "datastore provider" and "query parser" configuration properties
OGM-410 Making GridDialect available via service registry

* Getting rid of GridDialectFactory and DatastoreServices
* Using ConfigurationPropertyReader to get the configured dialect
* Enhancing ConfigurationPropertyReader to make instantiation logic customizable
OGM-410 Establishing fluent API on ConfigurationPropertyReader in order to avoid magnitude of overloaded methods