RPCE web services fully removed

In version 8.0, PolicyCenter deprecated the older style of web services called RPCE.

In version 9.0, PolicyCenter removes RPCE web services from the product. Replace any RPCE web service code with WS-I web services.

As part of this change, the following data model attributes are no longer valid, because they were specific to RPCE web services: exportable, exportasid, and SoapNullOk. Because WS-I web services are not permitted to have arguments or return values that contain entity instances, these attributes have no meaning. Instead, design your web services to use data transfer objects (DTOs), either custom Gosu classes or XML/XSD types.