Changed: ROLE_USER is now the default for accessing the application
Added: Chargeable and rate are now settings from the Service wich can be overwritten per customer project and activity
Added: getRate getDuration isChargeable of Amount and Activity now report the Correct values depending on the set Reference,
Changed: Refernce fields are now a smalint defined in a Model.
Updated: Tests, Forms, Handlers and COntrollers to reflect the additions.
FIXME: Reference Transformer somehow does not work now.
Fixed: Handlers would call return on the void function deleteEntity