meta persistent objects are working...
entities are being loaded from database and spring is able to IOC required
dependencies
#1 added another table to support ownership history of the particular car
#1 added revision for car to support car ownership history and to support
having appointment history assigned to particular car's revision which translates
to the client which had own car at the moment
#5 getAll covers all sorts of meta classes now
#4 DAO and BO for STypeData fixed to support only classes that extends for STypeData abstract class